🚴【20"x1.75-2.125】Bicycle tube fits most kids bikes with 20'' tires that are between 1.75'' to 2.15'' wide.(20''x 1.75, 20''x 1.90, 20''x 1.95, 20'' x 2.10, 20''x 2.125) For 32mm Schrader Valve

🚴【Easy to install】With 2pcs levers, 20x2.125 bicycle tubes are used to remove and install the bike inner tubes to prevent fingers from being caught by the tire and and without damaging rim

🚴【Comfort riding】Butyl rubber, better air tightness, strong elasticity and shock absorption. No bumps will be felt, advanced 20 x 1.75 bike inner tube adds comfort to your child's riding

🚴【Good tightness】Strong wear resistance, not easy to break and deform during use. The inflation port has a protective cover, the gas in the 20x1.95 bike tube bike is not easy to leak

🚴【Many Uses】The inner tube is perfect for mountain bikes, gravel, city and kid bikes, offering seamless fit and functionality. TIP: The 20x2.10 bike tube is wrapped in plastic film. Avoid using sharp tools to prevent tools from cutting the inner tube