HIGH-QUALITY 14" X 2.125" KIDS BIKE REPLACEMENT TIRES AND INNER TUBES - Thick, heavy-duty, and dependable, this set of 2 tires and 2 tubes is perfect for both boys’ and girls’ bikes. With an expandable width that can accommodate 1.95-inch, 2-inch, and 2.125-inch tires, these inner tubes can withstand sharp impacts and minor punctures. The tires have distinct and thick tread that is perfect for rough riding on different types of surfaces. FITS MOST 14” KIDS BIKES WITH TIRES PERFECT FOR BOYS’ AND GIRLS’ BIKES - Highly compatible brands include Schwinn, JOYSTAR, COEWSKE, Royalbaby, Dynacraft, and more! Universally compatible, you can use these tire and tube sets interchangeably on various 14-inch kids’ bikes! EXTRA-THICK AND PREMIUM-QUALITY BUTYL RUBBER FOR MAXIMUM RIDING COMFORT - Upgrade your kid’s riding experience with high-quality inner tubes that have superior shock, impact, and vibration dampening capabilities. The thick, strong, and high-durable butyl rubber make of these inner tubes is the perfect damping material to reduce vibrations and dissipate shock caused by bumps and rough patches on the road or pavement. HEAVY DUTY INNER TUBES - Safety is our priority. CalPalmy aims to produce products that are safe and are of high-quality. That's why our range of replacement inner tubes are both tear-resistant and self-sealing to prevent huge punctures that can turn explosive. Protect yourself and your tires with our HEAVY DUTY inner tubes. IMPORTANT NOTE: This replacement kit is an aftermarket product produced by CalPalmy (TM). It meets or exceeds the performance of OEM replacements (based on in-house testing). We do not have any affiliation with or endorsement from any of the manufacturers mentioned. A More Affordable Tire and Tube Replacement Branded bikes generally cost more than generic bikes. The same is true for OEM replacement parts. And if your replacement tires and tubes still get constant punctures and flats, it’s time to rethink your choices. Why not opt for more affordable replacement tires and tubes? The same quality, specifications, and even more durable! So, if your child owns any of these bike models, it’s time to switch to our exact replacement tires and tubes! ●Schwinn Koen 14” ●JOYSTAR Fairy 14 Inch Girls Kids’ Bike ●JOYSTAR 14 Inches NEO Kids Bike for Boys and Girls ●JOYSTAR Macaroon 14 Inches Boys and Girls Kids Bike ●JOYSTAR Whizz Kids 14 Inches Boys and Girls Kids Bike ●JOYSTAR 14 Inches Pluto Boys and Girls Kids Bike ●JOYSTAR 14 Inches TOTEM Kids Bike ●COEWSKE 14 Inches Steel Frame Kids’ Bike (Little Princess and Regular Styles) ●COEWSKE 14 Inches BMX Cycling Kids’ Bike ●Royalbaby 14 Inches BMX Freestyle Peda Brake Boys and Girls Kids’ Bike ●Royalbaby 14 Inches Spack Shuttle Magnesium Alloy Boys and Girls Kids Bike ●Royalbaby 14 Inches Honey Boys and Girls Kids Bike ●Royalbaby Buttons 14 Inches Kids Bike for Boys and Girls ●Glimmer Kid Bike Quick Connect 14 Inch ●MotoX 14 Inches Boys’ Quick Connect Kids Bike ●Dynacraft Shopkins 14” Bike ●Dynacraft Thomas and Friends 14” Bike ●Dynacraft Duzy Customs Skyquest 14” Bike