Advertising Disclosure
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
Best Choice Tombow 
Tombow MONO Zero Pen-Style Eraser Refill Round Tip + Square Tip + 4 Refills (Silver Barrel) Round Tip 2.3 mm diameterBest Value Derwent 
Derwent Battery Operated Eraser Pen, Includes 8 Replacement Erasers, Suitable for Graphite, Coloured and Pastel Pencils, Battery-operated eraser for fast and precise erasing, Perfect for professional and amateur artists of all ages as well aTombow 
Tombow Mono Eraser Set Includes Zero Round Tip Eraser - White/Eraser Refills (Pack of 2) Round tip - 2.3 mm diameterTombow 
Tombow Mono Zero Silver Barrel Round Eraser Precision and value come together in the mono zero round eraserSTAEDTLER 
Staedtler 52850 Mars Plastic Holder and Refill Eraser It contains a soft, white vinyl eraserMaped 
Maped 012511 Gom Pen Eraser with Refill Comfort soft gripPilot 
Pilot Frixion Ball Erasable Gel Pen, Fine Tip (0.7mm) - Pack of 3 Gel Pens - Blue Write, Erase, Rewrite! Thermo-sensitive ink that erases with friction generated by a built-in eraser on the end of the PZALHIN Retractable Click Eraser with 2 Refill Erasers | Pencil Eraser with Retractable Design,Refillable Shape Rubber Stick Era ↔Precision Correction: Our Pen-Style Eraser is ideal for detailed erasing as it allows you to adjust the length to maintTombow Tombow MONO Zero Pen-Style Eraser (20 refills, 2.3mm round & 2.5mm rectangle tip) Round; 2.3mm / Rectangle; 2.5mmPentel Pentel Clic Retractable Eraser, Refillable, Red Barrel (PENZE22B) Product Type: Eraser22% Off Faber-Castell Faber-Castell 185712 Double Ended Perfection Eraser Pencil, beige Perfection eraser pen for precision erasingKvadouly Kvadouly 6PCS Professional Detail Eraser Pencils for Artists, Wooden Sketch Eraser Pens for Charcoal Drawings and Highli Complete Eraser Set: This 6PCS Eraser Pencils Set includes a variety of detail erasers, perfect for artists looking to aFaber-Castell Faber-Castell Eraser Pencil - Perfection Art Eraser Pencils for Drawing, Artist Supplies, Dual Function for Erasing Ink Faber castell Perfection Eraser 7057 - Double end : Sold in pack of 3Helix Maped 512511 Gom Pen Eraser Refill 2 Pack PVC free eraserKeyroad KEYROAD Eraser - Multipurpose Eraser / Eraser for Pencil and Ballpoint Pen / 1 Piece / Colour: Blue / White / Ideal for Keyroad KR971645 Eraser - Multi-Purpose Eraser - Pack of 1 - Eraser to erase pencil and ballpoint pen - ideal for schoolPasler Pasler Eraser pencils Perfection Eraser Pencil with Brush and a Sharpener Perfect for sketches, coloured illustrations, the eraser is designed as pencil, it feels like pencil which easy to use and carry.Tombow Tombow Mono Stick Tri-Colour Barrel Plastic Eraser An easy to use pen-type eraserPentel Pentel Clic Retractable Eraser with Grip, Assorted Barrels, 3 Pack (ZE21BP3M) Latex-free white refill eraser for Sharplet-2, Client Pencil, Sensi-Grip 120, Sharp, Graph Gear series, Lancelot mechaniPilot Pilot Frixion Clicker Erasable Retractable Gel Pen, Fine Tip (0.7mm) - Blue Write and ERASE as many times as you like - with no damage to your paper.Tombow Tombow Mono Knock Eraser Refill, 4 Pieces/Pack Blue Eraser refill pack18% Off Tombow Tombow Mono Zero Tri-Colour Barrel Rectangular Eraser Stick Type Eraser from TomowSTAEDTLER Staedtler Mars Plastic Eraser Refillable Holder, Includes Eraser (52850BK),Blue Keep it clean, people! Our refillable eraser holder + stick eraser is ready for smooth, smudge-free correction, no smearPilot Erasable Pilot FriXion BL-FR7-B 0.7 mm Fine Tip Roller Ball Erasable Gel Ink Pen, Blue (13213) Single Refillable all-in-one pen - write, delete and re-writeTombow Tombow Pencil Pen Eraser MONO Mono Stick Blue (Pen-Shaped MONO Eraser) Retractable Holder Eraser JCC-121B Model Number: JCC-121BFaber-Castell Faber-Castell 185610 - Eraser Pen Precision Eraser Pen, Includes Refill Eraser, for Professionals and Hobby Artists Precision eraser for professional use: perfect your artwork with an eraser that meets the highest demands11% Off Pentel Pentel Clic Stick Eraser Holder - Blue Barrel + Clic White Eraser Refills (1) The Clic 2 features a new molded pocket clip that retracts the eraser with a "click".Lineon Erasable Gel Pens, 15 Pack Retractable Erasable Pens Clicker, Fine Point, Make Mistakes Disappear, 8 Black 7 Blue Inks f 【Erasable and Retractable】: Each gel pen is fitted with eraser at the top end and retractable by pressing the side clipPermcoly 6PCS of High-Looking Colorful Cute Cartoon Press on Erasers, Kawaii Erasers with Retractable Pen Holder, Used as Student 【Retractable Design】This press eraser is exquisitely designed and has a pen-grip overall design. You can push the eraserBAYTORY BAYTORY 8Pcs Cute Retractable Erasable Gel Pens, Blue and Black Ink Pen with Eraser Clear, Smooth Writing Comfortable to Retractable and Portable: BAYTORY retractable erasable pens allow the pen tip to retract with just a gentle press. CuteLegami LEGAMI Panda Scented Pen-Shaped Eraser, Oops! DESCRIPTION: Wrong rhymes with work! Don't worry about types: to erase any mistakes with a hint of self-irony and the ulYUNAI YUNAI 10 PCS Black Whiteboard Marker Pens with Eraser, Dry Wipe Fine Tip Marker Pens for Whiteboard, Thin Bullet Tip Era BLACK WHITEBOARD MARKER PENS: There’re 10 pieces black fine tip whiteboard pens in one set, enough for long-term use. ThBAYTORY BAYTORY Erasable Pens, Retractable Fine Point 0.5mm Gel Pens with Eraser Clear, 12Pcs Blue Ink Pens & 10Pcs Refills, Smo Retractable & Portable: BAYTORY retractable erasable pens allow the pen tip to retract with just a gentle press. Cute caSTAEDTLER Staedtler Lumocolor Compact Bullet Point Whiteboard Marker with Eraser, Black (Pack of 2) Handy-sized compact whiteboard markerPilot Pilot Eraser for Frxion Dry Erase Marker (ELF02-10-L) Product Type :Marking PenZspeed Remarkable 2 Pen, EMR Stylus Pen with Eraser, 4096 Pressure Level, Palm Rejection & Magnetic Adsorption, EMR Pen Compati 【4096 Level Pressure Sensitivity】The remarkable pen with 4096 level pressure sensitivity, whether you're taking notes, sStoepeoco 1 Pcs Black Magnetic Dry Erase Marker Holder, Pen and Eraser Holder for Whiteboard, Magnet Pencil Cup Storage Organizer Strong magnetism: with a strong magnet on the back, firmly attached to metal and magnetic surfaces, will not slide or faNomel Whiteboard Pens Whiteboard Markers Dry Wipe Markers - Low Odor Magnetic Dry Erase Markers With Erasers - Fine Tip Dry Er SAFE INK & LOW ODOR ----- These whiteboard pens made with high pigment ink, non-toxic, low-odor, non permanent and dry eLimCryspp LimCryspp 1 Grid Smal Black Magnetic Dry Erase Marker Holder, Pen and Eraser Holder for Whiteboard, Magnet Pencil Cup St Adjustable Marker Holder: With an adjustable divider, you can place it at different slots to adjust the inner space forTombow Tombow Mono Knock Eraser, Blue, 1-Pack Product Type: EraserLineon Erasable Gel Pens, 22 Colors Lineon Retractable Erasable Pens Clicker, Fine Point, Make Mistakes Disappear, Assorted Col Bright Colour: Lineon 22 Colours Erasable Gel Pen set contains 22 eye-catching colours which can give more choices moreKALIONE KALIONE 3 Pcs Masking Fluid Pen (3 Sizes) 3pcs Rubber Cement Eraser, Ruling Pen for Masking Fluid with Glue Residue Eras 【3 Pens+3 Erasers】3 pieces glue erasers + 3 pieces masking fluid pens will be delivered to you for your various needs.CCINEE CCINEE Whiteboard Marker Pens with Black Colour, Dry Wipe Fine Tip Marker Pens for Whiteboard, Magnetic Erasable Pen wit Product Type: Marking PenDpofirs EMR Stylus with Digital Eraser, 4096 Pressure Sensitivity Palm Rejection Digital Pen for EMR Devices for Wacom for Kindl Wide Compatibility: Our stylus pen is designed to be compatible with various EMR devices and tablets, including for RemaBAYTORY BAYTORY Retractable Erasable Gel Pens, 4Pcs Blue & 4Pcs Black Ink Pens & 10Pcs Black Refills, 0.5 mm Fine Point, Quick D Erasable Gel Pens: You can easily correct your mistakes anytime and anywhere with the cute heart eraser on the top of erSAYEEC SAYEEC Magnetic Dry Erase Markers Fine Tip, 12 Colors Whiteboard Markers with Eraser Cap, Low Odor White Board Markers D SAFE & LOW-ODOR: The ink is non-toxic, low odor, smooth flowing and fast drying. The water-based ink is easy to wipe, evYUNAI YUNAI Liquid Chalk Markers for Blackboards Magnetic, 8PCS Dry Erase Glass Markers Chalk Pen for Chalkboard and Glass, Fi 8 COLORS: You'll get a liquid chalk pen set with even water and smooth writing. With the bright, vivid and popular colorSagaSave 12PCS Thermal Print Head Cleaning Pens, Thermal Printer Printhead Cleaning Pens, Thermal Printers Alco Cleaning Pen Eras Premium Material: The specialized cleaning solutions incorporated in thermal printer unclogging pens are meticulously foYharnamite Yharnamite 2 Pcs Magnetic Pen Marker Holders, Dry Erase Marker Magnetic Cup Holder, Pen and Eraser Holder Organizer for 【Package & Size】You will received 2 pcs magnetic pen marker holders. The large magnetic pen holder is 4 x 12 x 10cm / 1.CZFLXLJ 70 Pcs Cartoon Pencil Toppers for Kids, Animal Pen Toppers for Decorating Pen Caps, Pen Tip Protection, Dinosaur Unicorn MORE STYLES TO CHOOSE: Silicone Pencil caps come in 35 different styles, with 2 for each style. Dinosaurs, unicorns, rabBOOX Onyx BOOX Pen 2 Pro Stylus with Eraser Black High quality performancemetapen Metapen M2 Stylus Pen,2025 Upgrade 4096 Finest Control, Eraser End,Surface Pen for Surface 3,Pro 3-11,Surface Laptop/Stu Fast Charge & Longer Standby, No Panic Enjoying Metapen's leading USB-C fast charge and longer battery life, M2 only takKITANIS KITANIS Magnetic Pen Holder,2 Pack Magnetic Dry Erase Marker Holder with Generous Compartments,Strong Magnet Storage Mar Upgraded Magnetic Pen Holder:Magnetic marker holder adopts adjustable divider design,There are a movable divider and 3 sJvKzaen Stylus Pen for Remarkable 2 Pen with Eraser, EMR Replacement Pen for Remarkable Marker Plus,Tilt and 4096 Levels of Pres 【Magnetic Design&Wide Compatibility】Our remarkable pen has a magnetic attraction function, which allows you to attach itAmazon New Amazon Kindle Scribe Premium Pen, Sleek Stylus Design with Improved Eraser (Tungsten) Designed exclusively for Kindle Scribe – Sleek design, colour matches with your device and improved eraser so you can wrleuapl Pencil Set for Artists - Wooden Sketch Eraser Pen for Charcoal Drawings, Professional Highlight Painting for Sketching, 1:The eraser is designed as pencil: It feels like pencil which easy to use and carry. you can draw the highlight effect,AWINNER EMR Stylus with Digital Eraser.4096 Pressure-Sensitivity Levels.Upgrade Digital Writing Experience with AWINNER EMR Pen 【Compatibility】EMR Stylus Pen is designed specifically for EMR devices and works with Remarkable, scribe,Boox note DevicCPDES 6Pcs Everlasting Pencil,Erasable Infinite Pencil,Inkless Pen Everlasting Reusable Unlimited Writing Pencils(6 Pencils + The package includes: 6 pieces of inkless pencils in different colors and 6 replaceable nibs, one rubber is placed in ea4smarts Magnetic EMR Stylus Pen with Eraser – 4096 Pressure Sensitivity, Tilt Support, Palm Rejection, and 5 Replacement Tips – Universal Compatibility: The 4smarts EMR Stylus is designed for seamless use with a wide range of EMR-enabled devices, cSxhlseller 4096 Sensitivity EMR Stylus, Digital EMR Stylus with Eraser, Soft Tip and Palm Rejection, with 5Pcs Pen Tips, EMR Device Wide Compatibility: Our stylus pen is designed to be compatible with various EMR devices and tablets, including for RemaGroup Vertical V-Pen EMR Stylus for Remarkable 2 With Digital Eraser + 5 Tips | 4096 Pressure Level Sensitivity & Palm Rejection | Digi Wide Device Compatibility: The V-Pen EMR Stylus is a replacement for the Remarkable 2 pen and works with reMarkable 1* &MEZOKUCEL 10 Pcs Replacement Stylus Pen Tips for Remarkable Pressure Sensitivity and Tilt Writing Support, with 2 Nibs Removal Too 【High Quality Material】Pen tips replacement for is made of plastic, providing a paper-based writing experience, bringingREEYEAR ProSketch Digital Pen fits for Remarkable 2 /Scribe/Supernote with Eraser Pencil Clip+NeverReplace Fine Titanium Tips,Ti Versatile Compatibility :REEYEAR ProSketch series EMR digital pen with eraser clip,Works seamlessly with a variety of EMfllynewrite Magnetic EMR Stylus for Remarkable 2 Pen with Eraser, Digital Replacement Pen for Remarkable 2 Marker Plus/Kindle-Scribe 【 About Product】fllynewrite Brand New High Quality Stylus S Pen .100% Testing before leaving the factory.Before productMr. Pen Mr. Pen- Metal Mechanical Pencils Set with Lead and Eraser Refills, 3 Pack, 1.3 mm Mechanical Pencil Metal, Metal Mechan Write, sketch, and erase in one go with Mr. Pen mechanical pencil set, which includes 3 mechanical pencils of 1.3 mm sizgernie EMR Stylus with Digital Eraser, 4096 Pressure Sensitivity Palm Rejection Digital Pen for Remarkable EMR Devices for Waco Wide Compatibility: Our stylus pen is designed to be compatible with various EMR devices and tablets, including for RemaFFENDOUNIU FFENDOUNIU EMR Stylus Pen for Remarkable 2, for Samsung Tab, for Wacom with 4096 Pressure Level Sensitivity, Palm Reject 【Wide Compatibility】The EMR stylus pen is specially designed for EMR devices that have EMR technology built into the disGeneric Thermal Paper Correction White Out Liquid Pen Parcel Express Tool for Thermal Label Shopping Bill Data Information Erase ⚽Effective Privacy Protection: This thermal paper coding pen serves as an efficient tool for obscuring personal informatJvKzaen Slim Pen 2 for Microsoft Surface with 4096 Pressure, Eraser & Right-Click, Palm Rejection,Graphite Nib,for Surface Pro 1 ✍️【Advanced Conelike nib& Innovative graphite nib】Differ from the old-fashioned styluses with tubular tips,Jvkzaen SurfaPeixiong Paper Pro Pen for Remarkable Paper Pro with Eraser, Stylus Compatible with Remarkable Paper Pro Marker Pen, Rechargeable Compatibility: The stylus pen is compatible with Remarkable Paper Pro [Not for remarkable 1/2 tablet]Please check whetheJectse EMR Stylus for Remarkable Digital Pen for EMR Devices with 4096 Pressure, Tip, Tilt Support, Palm Rejection, Eraser Func 4096 DISTINCT PRESSURE LEVELS: Featuring a 1.3mm ultra fine tip, this stylus pen boasts 4096 levels of pressure sensitivJvKzaen Slim Pen 2 for Microsoft Surface with 4096 Pressure, Eraser & Right-Click, Palm Rejection,Graphite Nib,for Surface Pro 1 ✍️【Advanced Conelike nib& Innovative graphite nib】Differ from the old-fashioned styluses with tubular tips,Jvkzaen SurfaLibreath Libreath Remarkable 2 Pen with Eraser, Replacement for Tablet, EMR Stylus Palm Rejection, Compatible Remarkable/Wacom/EM ✍️【4096 Pressure Sensitivity Enhances Writing Precision】With 4,096 pressure sensitivities, the stylus tip diameter is siPalmScribe Magnetic Remarkable 2 Pen with Eraser,EMR Digital Stylus for Remarkable Replacement Pen,Remarkable 2 Marker Plus with 40 Emr Pen For Remarkable 2 Pen with Exact Eraser Function: The remarkable replacement pen end of the digital pen equippedPalmScribe EMR Stylus for Remarkable 2 Pen with Eraser, Remarkable 2 Marker Plus Alternative Digital Replacement Pen, 4096 Pressure EMR Technology & Exact Eraser: Our EMR pen compatible with remarkable 2 pen with eraser function, the end of the digital13% Off Peixiong Stylus Pen with Eraser for BOOX Tablet Note Air 3 C E Ink Tablet 10.3 ePaper/Tablet Go Color 7 ePaper E Ink Tablet/Table Compatible Device: Stylus Pen with Eraser Compatible with BOOX Tablet Note Air 3 C E Ink Tablet 10.3 ePaper/ Tablet Go 1FFENDOUNIU FFENDOUNIU EMR Stylus Pen for Remarkable 2, for Wacom, for Samsung Tab with 4096 Pressure Level Sensitivity, Palm Reject 【Wide Compatibility】The EMR stylus pen is specially designed for EMR devices that have EMR technology built into the disFUNFANG FUNFANG Thermal Paper Correction White Out Liquid Pen Parcel Express Tool for Thermal Label Shopping Bill Data Informati 📍Effective Privacy Protection: This thermal paper coding pen serves as an efficient tool for obscuring personal informaQIOFEARTH QIOFEARTH EMR Stylus for Remarkable 2 Pen,with Eraser,4096 Pressure Sensitivity and Tilt Support+ 2 Tips,Replacement Pen 【Compatibility】QIOFEARTH Stylus Pen, for Remarkable 2 Pen has a Magnetic suction and With Eraser Function,Enjoy the feelMingxiong 828TT Stylus for Remarkable 2 Pen with Eraser,Marker Plus Pen for Remarkable 2 Replacement Pen for Remarkable2,4096 Leve High Quality: The Stylus Pen for Remarkable 2 utilizes EMR technology that requires no charging, no setup or pairing toGeneric Cute Pencil Box Hexagonal Standing Pen Holder Multi-Function Push-Pull Stationery Box Set Design with Ruler and Detachab 💝【Practical Design】The pencils can be removed from the 6-color buttons. The ruler and eraser are also easy to find in tLobsgous Lobsgous Cute School Supplies Set, Cute Stationary Set, Kawaii School Supplies - Includes Pencil Case Ballpoint Pen Eras Package Includes: This set includes 12 cute school supplies like pencil case, ballpoint pens, pencils, eraser, ruler, IDDakexiong Dakexiong Black Smart Paper Pen for Lenovo Smart Paper, Smart Paper Stylus Pen with Eraser Function, 4096 Pressure Level About the product: Stylus Pen for Lenovo Smart PaperGeneric Generic USI 2.0 Stylus Pen with Tail Eraser, Rechargeable Tablet Stylus for Chromebooks (USI 2.0 protocol), Magnetic Tab WIDELY COMPATIBLE----uogic stylus pen. Fit for Duet 3, for IdeaPad Duet 3 Chromebook (11 inch, 7 inch), Duet, for IdeaPaMeschett 2 Pack Magnetic Dry Erase Marker Holder, Pen and Pencil Holder for Fridge, Whiteboard Markers and Cup Holder, Locker Acc 💡【Powerful magnet】The magnetic dry erase marker holder has a powerful magnet on the entire back, so it can be securelyDonghua University Press Eraser pen painting (painting) (fine)(Chinese Edition) TUCANA TUCANA Upgraded EMR Stylus Pen With Digital Eraser, Support 4,096 Pressure Level - Fits Remarkable Tablet and Most Samsu 【Compatibility】This stylus is compatible for EMR devices, Remarkable, Scribe, Boox note, Galaxy Tab S6 lite/ Tab S7& S7+EIP eiP Magnetic EMR Stylus with Eraser for Remarkable 2 Pen/Remarkable 2 Tablet Pen Replacement/Kindle Scribe/Wacom/Boox No 💡Compatibility: The eiP EMR Stylus Pen utilizes EMR Technology and is compatible with the Remarkable 2 Tablet, Kindle SASUS ASUS ProArt Pen MPA01 (WACOM EMR Technology, Lightweight, Battery-Free, 4096 Pressure Levels, 40 Degree Tilt, Digital Er Wacom EMR technology for pen-on-paper-like writing and drawing experiencesBlue Sky Studios Spongebob Gifts Spongebob Stationery Pack - Notebook, Stickers, Case, Ruler, Eraser, Pen - Officially Licensed Merchandi SpongeBob Stationery Set: Iincludes a notebook, sticker sheets, and a full set of essential stationery supplies, great freMarkable reMarkable Paper Pro Bundle – Includes 11.8” reMarkable Paper Tablet, and Marker Plus Pen with Eraser THE ULTIMATE PAPER TABLET – For the first time on a reMarkable paper tablet, you can write, sketch, and read in color. UGeneric for Remarkable 1/2 Tablet Notebook,Black Stylus Marker Pen Replacement,No Charging Needed,No Setup,No Built in Eraser En Immersive Stylus Experience: This stylus for ReMarkable tablet 1/2,precisely tailored for the Remarkable Notebook,emulat35% Off Penoval Penoval Stylus Compatible for iPad 2024-2018, Eraser Switch, User-Defined Shortcut, Auto-Wake and Sleep, for iPad Pro 11 ✅ Compatibility: Compatible with all iPads from 2018 to 2024, including iPad Pro 11" / 12.9" 3rd - 6th /13" , iPad Air MDisney Moana Diary and Pen Set - Bundle with Moana Mini 150-Sheet Journal with Real Padlock, 6-Color Pen, Erasers, Tattoos, and Moana Diary and Pen Set - Bundle with Moana Mini 150-Sheet Journal with Real Padlock, 6-Color Pen, Erasers, Tattoos, andGeneric for Remarkable 1/2 Tablet Notebook,Stylus Marker Pen Replacement,No Charging Needed,No Setup,No Built in Eraser Enhance Immersive Stylus Experience: This stylus for ReMarkable tablet 1/2, precisely tailored for the Remarkable Notebook, emulKing Write King Write MR05 Black EMR Stylus Pen, High Accuracy, Supports Up to 4096 Pressure Levels, Palm Rejection, Eraser Functio High-Precision Stylus Pen – 4096 Pressure Sensitivity & Tilt Support: Upgrade your writing and drawing experience with tBewudy Bewudy 2 Pcs Silicone Memo Wristbands, Wearable Slap Bracelet Memo Notepad with Ruler Scale, Reusable Note Wristband wit 【Memo Wristbands】Wearable silicone notebands. Just tap on the wrist and it will automatically fit and shrink to fit tighIndependently published I use a pen eraser are for beginner: Crossword puzzle gift set Notebook Diary |6x9 inches |Lined |120 pages 16% Off STAEDTLER Staedtler Noris Jumbo Digital Stylus Stylus in an ergonomic triangular jumbo pencil shape which provides a very natural writing and drawing experience on allcobee cobee 12pc Reusable Silicone Memo Wrist Band, Waterproof Wearable Memo Wrist Band 9.3 x 1.8'' To Do List Wrist Band with Complete Package for Daily Use – This set includes 12 stylish waterproof silicone wristbands, each with a unique design,Glarks Glarks 19Pcs Multi-Purpose Pencil Case School Stationery Set Includes Large Capacity Pen Pouch Bag, Mechanical Pencil, L 🖍【Package Include】: In this stationery set, you will receive 1pc black pencil bag, 1pc foldable scissors, 2pcs HB penci