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Spectent Breathing Trainer for Portable Lung Trainer, Breathing Resistance Trainer for Daily Fitness Training, Breathing Breathing Lung Trainer: Crafted from ultra-flexible silicone, features a unique dual valve system for personalized resisBest Value SIYINS 
Breathing Trainer, 1 Pcs Lung Trainer, Natural Breathing Exerciser Trainer, Washable 3 Ball Incentive Spirometer to Ince 【Boost Lung Capacity & Respiratory Health】 The breathing trainer strengthens your lungs with this 3-ball spirometer, de
Smart Breathing Trainer |Lung Strength,Breath Monitor Improve stamina AU SELLER Smart Breathing Trainer |Lung Strength,Breath Monitor Improve stamina AU SELLER.Marjoramy 
Deep Breathing Lung Exerciser, 3 Ball Incentive Spirometer, Washable and Hygienic Respiratory Exerciser, Breath Measurem 【Maintain Lungs Health】: Breathing trainers are used to train and measure inhalation (breathing), which helps improve lu
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Incentive Spirometer Adult, Breathing Exercise Device for Lungs, Deep Breathing Trainer for Adults - 5000ml Volume Measu 【FLOW RATE INDICATOR】: Use the indicator for guidance. If the indicator rises above the upper level, you are inhaling toTJHypenete 
Breathing Trainer, Portable Respiratory Trainer, Detachable Respiratory Muscle Trainer, Deep Breathing Exercise Device w ADJUSTABLE RESISTANCE: Features customisable resistance levels allowing you to gradually increase the intensity of yourAdjustable Breathing Trainer: Boost Lung Capacity & Respiratory Strength Enhanced Breathing Exercise Device: This trainer enhances your breathing by strengthening muscles during both inhalationLacvik Oxyflow Breathing Trainer, [New Upgraded] Adjustable Respiratory Muscle Trainer with Soft Silicone for Strengthen Breath 【Best Choice for Breathing Training】 This latest upgraded oxyflow breathing trainer is the best assistant for everyone wThe Breather-Natural Breathing Lung Recovery Exerciser-Trainer Safe Breath Tool I2.6f641SCx1SCxxk" style="box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px; margin: 0px; pTyeinGo Breathing Exercise Device for Lungs, Deep Breathing Trainer for Adults - 5000ml Volume Measurement with Flow Rate Indica Leading 5000ml Capacity: Our device offers an impressive maximum capacity of 5000 milliliters (5 liters), providing a muAirSmart Versatile Resistance- Adjustable Breathing Trainer for Lungs, Breathing Exercise Device is easy to adjust the level to I Versatile Resistance- Our resistance valve is easy to adjust the level to suit your specific needs for greater results (Useful Asthma Monitor Scale Indicator Lung Exerciser Device Breathing Trainer Type: Expiratory Flow Monitor. 1 x Expiratory Flow Monitor.KAN-BREATHE KAN-BREATHE Natural Lung Exerciser & Mucus Removal Device - Naturally Clear Mucus, Improve Lung Capacity With This OPEP 🔵 Made In Australia (NOT CHINA) from The Finest Materials: Don't settle for anything but the best; Our respiratory deviSmart Breathing Trainer, Breathing Exercise Device with Breath Monitor App to St Open boxRhoyee Adjustable resistance lung capacity, Respiratory Trainer Compact Lung Exercise Device for exercise trainer, easy to carr Crafted from super-flexible, medical-grade pure silicone, this breathing trainer features a compact and ergonomic designHandheld Asthma Monitor Useful Lung Exerciser Device Breathing Trainer Type: Expiratory Flow Monitor. 1 x Expiratory Flow Monitor.MEDCARE AirVantage Natural Breathing Exerciser Trainer For Drug-Free Respiratory Therapy │ Breathe Easier with Stronger Lungs │ Breathing and Lung Exerciser: Strengthen both respiratory muscles and abdominal muscles with our specialized device, leaScale Indicator Asthma Monitor Useful Lung Exerciser Device Breathing Trainer Type: Expiratory Flow Monitor. 1 x Expiratory Flow Monitor.Airofit Airofit Active ™ Respiratory Breathing Exercise Device for Lungs Created by The Most Recognized Breathing Experts On The BREATHING EXERCISER - Airofit Active is a precision lung exerciser device with more than 5 years of extensive research aThe Breather-Natural Breathing Lung Recovery Exerciser-Trainer Safe Breath Tool Classified by Exerciser Number. INCREASES OXYGEN FLOW: Respiratory training naturally increases lung strength and capaciNebuAksol Lung Exerciser Device, Breathing Exercise Device for Lungs, Upgraded Capacity 1900cc/sec, Improves Breathing and Lung Fu Enhance Lung Capacity and Breathing Efficiency: The Breathing Exercise Device for Lungs, is designed to help improve lunHandheld Asthma Monitor Useful Lung Exerciser Device Breathing Trainer Type: Expiratory Flow Monitor. 1 x Expiratory Flow Monitor.Mobiclinic Mobiclinic®, Spirometer lung volume, Mobiresp, European brand, breathing trainer, therapy equipment, transparent, lung t ✔️Healthy: It is a product that helps you breathe properly.Useful Asthma Monitor Scale Indicator Lung Exerciser Device Breathing Trainer Type: Expiratory Flow Monitor. 1 x Expiratory Flow Monitor.POWERBREATHE POWERbreathe Classic Medium Resistance (Fitness) Inspiratory Muscle Training for health and fitnessBreathing Exerciser 3-Ball Lung Trainer – Respiratory Strength & Recovery Aid Breathing Trainer & Respiratory Exerciser. Improve your breathing performance and support daily respiratory wellness witTyeinGo TyeinGo Lung Exerciser Device, Breathing Trainer - 5000ML Inhale Volume Measurement, Equipped with Ball Flow Rate Indica Enhanced Breathing Training: Elevate your respiratory fitness with our Lung Exerciser Device, a versatile Breathing TraiScale Indicator Asthma Monitor Useful Expiratory Flow Meter Breathing Trainer Type: Expiratory Flow Monitor. 1 x Expiratory Flow Monitor. Size: 15 x 5 x 3 cm (5.91 x 1.97 x 1.18 in).Sonmol Sonmol Breathing Trainer with Travle Case, Needle Manometer for MEP Test, Portable Lung Trainer with 5 Resistance Levels 5 Resistance Levels: Sonmol Lung Exerciser Device offers five adjustable resistance levels for both inhalation and exhalProgressive Respiratory Trainer with Dual Airflow Resistance - Boost Performance Progressive Respiratory Trainer with Dual Airflow Resistance. Increase Endurance: Strengthen your respiratory muscles, eHNCY Oxyfit Pulmonary Trigger Lung Trainer with Adjustable Reslstence, Pulmonary Exerciser to Increase Lung Capacity, Respira 【Improve Endurance and Body Performance】Using a respiratory exerciser can improve the strength and endurance of the respUseful Asthma Monitor Scale Indicator Expiratory Flow Meter Breathing Trainer Type: Expiratory Flow Monitor. 1 x Expiratory Flow Monitor. Size: 15 x 5 x 3 cm (5.91 x 1.97 x 1.18 in).Generic Oral Muscle Exerciser - Handheld Jaw Strengthener & Breathing Trainer for Better Airflow | Mouth Fitness Massager for Re Facial Skin Relaxation: Improve your facial fitness game with this lip muscle trainer that targets perioral muscles and14% Off Carbeneat Oxyfit Breathe Trainer- Adjustable Resistance Training, Portable Trainer(Black) 【Hight Quality Material】Exercise trainer---Made from super flexible pure silicone and Hight quality material ensures com14% Off Carbeneat Oxyfit Breathe Trainer- Adjustable Resistance Training, Portable Trainer(Black) 【Hight Quality Material】Exercise trainer---Made from super flexible pure silicone and Hight quality material ensures comPOWERBREATHE Power Breathe Wellness Plus Breathing Trainer for health and vitalityTOPESTKING Breathing Exercise Trainers Adjustable and Portable Easy to Clean for Daily,Fitness & Sport Black 【New Way Of Breathing Exercise】:The breathing exercise trainer is refers to increasing strength during "OUT" and "IN" whPOWERBREATHE POWERbreathe - Breathing Exercise Device, Breathing Trainer and Therapy Tool to Strengthen Breathing Muscles and Help Lu Increases Lung CapacityZinueen Lung trainer, sports breathing trainer, breathing trainer for the lungs, oxyfit lung cleaner, lung trainer hypoxia, trai Pure silicone structure: Our lung exercise device is made of super flexible pure silicone material. It helps with compreheqxwl 3 PCS Breathing Trainer，Portable Muscle Trainer with Adjustable Resistance, Enhanced Strength and Endurance, Lightweight Premium Quality Material: Our resistance trainers are made of ultra-flexible pure ABS silicone, ensuring safe and effectBeavorty Beavorty Breathing Exercise Trainers Portable Respiratory Muscle Trainer Easy Clean Abs Silicone Construction Lung capacity enhancement: the trains lung capacity and abdominal breathing muscles for improved health,breathing trainiWelcare Pure Air Welcare Breatheasy Breathing Trainer Low Resistance Low resistance of 33 – 87 cmH2OJOCNIKA 2 Pcs Breath Trainer, Portable Breathing Trainer Silicone Lung Exerciser Device, Resistance Breathing Exercise for Yoga, Adjustment Respiratory Trainer: The lung trainer made of food-grade silica gel and ABS,with adjustable resistance valve,MARRICKVILL Breathing Trainer - Adjustable Resistance Respiratory Muscle Trainer, Portable Lung Exercise Device with Detachable Part 【Medical-Grade Silicone Construction】 Crafted from pure medical-grade silicone, our breathing trainer offers flexible yeNebuAksol Lung Exerciser Device, Breathing Exercise Device for Lungs, Lung Expansion & Mucus Relief Device (Blue) Mucus Removal & Lung Strengthening: The Flutter Valve Breathing Exercise Device for Lungs is designed to help clear mucuharayaa harayaa 3 Balls Deep Breathing Exerciser Lightweight Professional Respiratory Function Improvement Incentive Spirometer 【Stress Relief and Relaxation】Deep breathing with this exerciser helps reduce stress and anxiety while promoting mentalSonmol Sonmol Breathing Exercise Device for Lungs | Lung Trainer with Travel Case Natural Therapy | Breathing Trainer MEP Test ✅ Increase Lung Capacity and Tone Your Abs: Practice 5-10 minutes each time, and repeat 2-3 times a day. It will increasEigell Eigell 3 Balls Deep Breathing Lung Exerciser Breath Measurement System Device Respiratory Spirometry Function Improvemen Lightweight to carry and clean, easy to put in a bag and carry it with you. You can use it at home, A simple exercise caKSWEGKC Incentive Spirometer-Incentive Spirometer Adult Breathing Exercise Device for Lungs,Deep Breathing Trainer for Children 【Upgraded Durable PC Material】Constructed with high-quality PC material, this breathing exercise device for lungs is incMTSDM MTSDM 2 Pcs Portable Breathe Trainer, Muscle Trainer with Variable Settings Lung Exercise Device, Easy to Clean with Res 【Improves Exercise Performance】: Muscle trainer can help you build up your abdominal muscles which will improve your perAirSmart AirSmart Handhold Breathing Exercise Device, Natural BreathingTrainer for Lungs for Most People, Easy to Use ENHANCE TRAINING: Muscle training effectively strengthens the muscles against resistance. Help you improve your abilityBodyssey Bodyssey Breathing Enhancer | Premium Silicone Trainer | Boost Breathing Efficiency | Adjustable Resistance Levels | Com Optimise Your Respiratory Fitness - Elevate your respiratory strength and stamina with our lung exerciser. Designed to eTeCnr TeCnr Lung Trainer,Portable Adjustable Lung Exerciser Device for Muscle Training to Improve Fitness & Strengthh -Black 【Versatile Resistance】Adjustable Resistance for Muscle Training to Improve Fitness & Strength is designed to provide easMARRICKVILL Deep Breathing Lung Exerciser - 3-Ball Incentive Spirometer with Handle, Washable Respiratory Trainer & Breath Measureme 【Enhanced Respiratory Training】 Our professional breathing trainer strengthens lung capacity and improves respiratory efTeCnr TeCnr Lung Trainer,Portable Adjustable Lung Exerciser Device for Muscle Training to Improve Fitness & Strengthh -Black 【Versatile Resistance】Adjustable Resistance for Muscle Training to Improve Fitness & Strength is designed to provide easRaxfekro Raxfekro Breathing Trainer, Lung Trainer, 5000 MLAtemTrainer with Spherical Flow Indicator and Scale Display, Breath Tra DURABLE AND ENVIRONMENTALLY FRIENDLY MATERIALS, SAFETY AND HEALTH GUARANTEED: This breathing trainer is made of non-toxiGernie Deep Breathing Exercise for Lung, Respiratory Exerciser, Breath Trainer, Deep Breathing Exerciser, Breath Exercise Measu 【DUAL-MODE LUNG WORKOUTS】: Our 3-Ball Lung Exerciser offers both inhalation and exhalation exercise modes, providing a cSonmol Sonmol Lung Exerciser with 5 Resistance Levels & 2 Detachable Mouthpieces | Breathing Trainer for Lung Capacity & Respir Natural Respiratory Therapy: Enhance lung capacity and strengthen respiratory muscles for improved breathing.ULTECHNOVO ULTECHNOVO Protable Personal Spirometer Peak Flow - Expiratory Flow Meter - Spirometry Lung Function Recovery Training D This is a portable handheld spirometer that measures your ability to exhale air from your lungs and provides accurate aiOumua Oumua Smart Breathing Trainer | Lung Trainer with AI-Powered Oumua App | Lung Exerciser Device 30+ Training Protocols | AI-Powered Oumua Training Appgernie gernie Abacus for The Blind Abacus for Blind Desktop Tool for Braille, Cranmer Abacus for The Blind Breathing Trainers M Essential Tool For Mathematics Learning: This mathematics concept blind abacus is specially designed for blind people. IFutuhada Optimise your lung function: the breathing trainer and lung trainer, improve ventilation and increase cough intensity, v Achieve Optimal Lung Function Our breathing trainer is designed for training inhalation and ensures better ventilation oTEAWOO 3 PCS Portable Breathing Trainer with Adjustable Resistance Settings for Enhanced Strength and Endurance, Exercise Train 【Adjustable Resistance Exercise Trainer】Enhance your workout with our adjustable resistance exercise trainer featuring a13% Off Yizene Breathing Exercise Device For Lungs, 3-Ball Durable Incentive Spirometer Adult, Washable Lung Function Exercise Rehabili Maintaining lung health: Breathing trainer can train and measure inhalation, improve lung ventilation by expanding the lKrelymics Krelymics Breathing Trainer Breathing Exercise Device Respiratory Muscle Trainer Portable Breathers Trainers with Adjust POWERFUL FUNCTION: Newly upgraded breathing trainer with 8 modes to choose from, inhalation and exhalation can be set inGeneric Generic Oxyflow Portable Adjustable Trainer for Oral and Muscular Exercise - for Daily Fitness Training, Easy to Clean, Oxyflow Trainer: This device is designed to help you build muscle strength. It utilizes a unique valve system with adjusMILL .STEPS MillSTEPS Breathing Trainer & Mucus Removal Device for Improving Lung Capacity & Natural Removal of Mucus from the Respi ✅ HELP ELIMINATE THE SLIME NATURALLY - It mobilises the mucus in the airways and ensures that you can breathe easier agasyberwell Breathing Exercise Device,Breathers Trainers Exerciser with Adjustable Inspiratory/Expiratory Vibration Fitness for Well FOR MOST PEOPLE:with adjustable dials for independent settings for inhalation and exhalation It allows you to breathe eaHoroper Horoper Breathing Exerciser Trainer, Deep Breathing Lung Exerciser Device, Portable Lung Breathing Exerciser, Adjust Res 【Adjustable Resistance】With adjustable resistance settings, this lung exerciser empowers you to customize your breathingKOMUNJ KOMUNJ Breathing Trainer, Lung Trainer, Breathing Training Device for Lung Capacity, Breathing Exercises Trainer with Ad High-quality materials: made of high-quality silicone materials, non-toxic, odourless, harmless.Size: 3.5 x 9.8 cm. LighGeneric Respiratory Trainer | Lung Capacity Exerciser | Muscle Workout Compact Abdominal Device for Adult Men Athlete Gym Home T Strengthen Muscle: Utilizes respiratory resist training to activate key muscle zones, such as the abdomen, pelvis, and fxutong XUTONG Deep Breathing Lung Adjustable Exercise Equipment, Portable and Easy to Clean, Improving One's Endurance and Lung High quality material: The bite is made of medical grade PVC, which will not cause allergies or other adverse reactions.WQEDVN WQEDVN Lung Trainer, Breathing Trainer, Lung Exerciser, Lung Flexer, Deep Breathing Exerciser Device, Portable Breathing Packaging Information: You will receive 1 piece of lung exerciser in black, which is perfect for you to use in your dailTOMVAES 2 Pcs Breathing Trainer, Exercise Device, Protable Respiratory Trainer,Spirometry Abdominal Trainer, Adjustable Resistan [Improves Exercise Performance]: muscle trainer can help you build up your abdominal muscles which will improve your perPiashow Oxyfit Breathing Trainer with Adjustable Resistance, Portable Breathing Aid Device for Lungs, Lung Trainer for Adults wi INCREASE YOUR LUNG CAPACITY The oxyfit breathing trainer is an essential training tool for athletes of all disciplines,Renforcer Renforcer Breathing Trainer - Compact Breathing Exercise Device for Lungs with Medical Grade Silicone - Portable Lung Tr ✅ 【PREMIUM QUALITY YOU CAN TRUST 】Crafted from high-quality materials, the Renforcer lung exerciser device is durable foCozioz Cozioz Respiratory Trainer Compact Lung Exercise Device with Premium Silicone Adjustable Resistance Breath Trainer Porta Pure Silicone Structure: Made from super-flexible, medical-grade pure silicone, this compact design ensures comfortableOrigin Medical Origin Medical Fingertip Pulse Oximeter, Blood Oxygen Saturation and Heart Pulse Rate Monitor, Large OLED Display 24-Mon ❤ Measure your blood oxygen (SpO2) and heart rate levels in a few seconds, never second guess your vital health measuremZacurate Zacurate 500BL Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor with Batteries Included (Navy Blue) ACCURATE AND RELIABLE - Accurately determine your SpO2 (blood oxygen saturation levels), pulse rate and pulse strength iIpetboom Ipetboom 2pcs Adjustable Resistance Respiratory Trainer for Improved Lung Capacity and Breathing Portable Lung Exercise Enhancing breathing capacity: regular use of our breath trainer strengthens lung muscles, expanding lung capacity and imCozeasy 2 pcs Breathing Trainer, Portable Lung Trainer with Adjustable Resistance, Compact Mouth Breather, Respiratory Muscle Ex Premium 2-Pack Value: Dual Colors + Gifting Ready. Get two Breathing Trainers at a lower per-unit cost — individually seTilcare Inspiratory Expiratory Muscle Trainer by Tilcare - Perfect Breathing Exercise Device for Developing Strong Lungs - Lung Develop Strong Lungs for Improved Performance - Boost your workout performance and stamina with our exercise respiratoryGeneric Breathing Exercise Device for Lungs, Deep Breathing Trainer, Natural Lung Trainer for Adults, Breathing Dumbbell, Portab 【2-in-1Core Training Solution】：This multifunctional breathing trainer combines abdominal muscle activation, pelvic flooreshome Oxyfit Exercise Trainer, Portable Respiratory Muscle Trainer with Adjustable Resistance, Exercise Device, Run Breathing Ergonomic Design: This breathing training equipment has an ergonomic design, with contoured teether positions for comforeshome Oxyfit Exercise Trainer, Portable Respiratory Muscle Trainer with Adjustable Resistance, Exercise Device, Run Breathing Ergonomic Design: This breathing training equipment has an ergonomic design, with contoured teether positions for comforBetter Breathing Sport Better Breathing Sports - Exercise Breather Product and Fitness Trainer for Expiratory Breathing Performance & Lung Musc BE THE BEST YOU - an expiratory trainer ( emt ) designed specifically for Professional/ Performance Athletes. IncreasedGeneric Breathing Trainer,Portable Muscle Trainer with Breathing Adjustable Resistance Settings,Improve Breathing Capacity and E Adjustable Resistance Exercise Trainer: This respiratory lung exerciser comes with a rotary valve and adjustable resistaTisoloow Tisoloow Portable Breathing Trainer for Daily Fitness Training Exercise Device with Variable Settings Improve Strength a High quality material: The exercise trainer equipped is made of ABS silicone. Portable Muscle Trainer is more durable anDARLEEYO Professional Oxyfit Breathing Lung Trainer - Oxygen Flow Breath Trainer Exerciser for Resistance Breathing, Improve Lung 【Food-Grade Safety】Our lung trainer is made of safe food-grade silicone, ensuring safe use in your mouth. It functions bGeneric Breathing Trainer - Lung Exerciser Device - Muscle Workout Equipment Portable Abdominal Device for Travel Gym Home Women Strengthen Muscle: Utilizes respiratory resist training to activate key muscle zones, such as the abdomen, pelvis, and fCryfokt Breathing Lung Exerciser, 3 Color Coded Balls, 600cc to 1200cc Breath Measurement System, Deep Breathing Exercise for Lu [DIFFERENT INHALATION RATES]: 3 color coded balls for differing inhalation rates, and the 3 chambers with different inhaFLTON 2 Pcs Portable Breathe Trainer,Muscle Trainer,Lung Trainer,Exercise Device with Variable Settings,Improve Strength and E Efficient Design:Our resistance valve suitable for almost everyone without side effects. Easy to adjust, which can meetOZISMART Fingertip Pulse Oximeter, Heart Pulse Rate, SpO2 Device Blood Oxygen Saturation Monitor for Medical or Home Use, Upgrade EXPERIENCE RAPID AND PRECISE READINGS: Obtain your blood oxygen (SpO2) and heart rate levels quickly with a compact pulsSOARFLY Oxyfit Breathing Trainer Lung Trainer Sport Breath Trainer Lung Trainer Sport to Improve Lung Capacity Lung Trainer with Efficient strengthening of respiratory muscles: With this innovative lung trainer, you can promote your breathing power.SOARFLY Oxyfit Breathing Trainer Lung Trainer Sport Breath Trainer Lung Trainer Sport to Improve Lung Capacity Lung Trainer with Efficient strengthening of respiratory muscles: With this innovative lung trainer, you can promote your breathing power.YUYTE YUYTE Deep Breathing Lung Exerciser,3 Chamber Breathing Trainer, Respiratory Trainer for Lung Training, Lung Trainer,Res DEEP BREATHING TRAINING: Breathing exerciser is a system to exercise respiration through inpiration, helps achieve optimEuyehn Euyehn Breathing Exerciser Toys for Kids - Whale Trumpet Breathing Toys for Kids | Lung Capacity Breath Trainer Ball Blo Fun Breathing Training: Enjoy a fun workout with our breathing exerciser toys. They can make the ball suspended or creatBodyssey Respiratory Muscle Trainer - Breathing Enhancement Exerciser with Adjustable Airflow Resistance, Aids in Clearing Airway Customizable Resistance Training: Elevate your respiratory exercises with our adjustable resistance ball set! Choose froAngzhili Angzhili 2 PCS Lung Trainer - Breathing Trainer Lung Exerciser Device Improve Lung Capacity Handheld Lung Expansion Trai 【Strengthen your lungs】The Lung Exerciser is a stamina-building lung trainer that utilizes restrictive breathing techniqQLQKHJH QLQKHJH Sports breathing booster, adjustable breathing trainer, portable adjustable trainer for daily fitness training 【Enhance Core Strength】Every time you breathe, you fight against resistance and exercise your core muscles, helping youRierousy Rierousy Breath Trainer, Lung Trainer, Breathing Trainer with 4 Colourful Balls, Breath Trainer for Speech Therapy and L High-quality materials: our 4-ball lung trainer copd is made of high-quality materials, odourless, harmless to health anGeneric Breathing Exerciser Toy | Whale Floating Ball Trumpet Breathing Game - Fine Motor Skills Toy, Lung Capacity Breath Train Fun Breathing Training: Enjoy a fun workout with our breathing exerciser toys. 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In only 5-10 minutGeneric Whale Blow Ball Toy – Breathing Trainer Game, Floating Fun Machine, Device | Lung Capacity Builder Tool, Interactive Air Fun and Creative: By making the ball suspended or creating the trumpet sound through blowing, it not only exercises chilBiomedintech Biomedintech Fingertip Pulse Oximeter with Bluetooth, Blood Oxygen Saturation Monitor and Pulse Rate Monitor with Free A FUNCTION, ACCESSORIES and DISPLAY: Real-time detection of Peripheral oxygen saturation (SpO2), Perfusion Index (PI), PulGeneric Breathing Exerciser Toys for Kids,Whale Floating Ball Trumpet Breathing Game - Ball Blowing Toy for Kids, Lung Capacity Breath Control Mastery: Allow your children to master breath control with our breathing exerciser toys. 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