California Bicycles Heavy Duty 26 Inch Bike Inner Tube &ndash; Gas Bike Tire Inner Tube Upgrade LONG LIFESPAN: The California Bicycle Heavy Duty 26 Inner Tube is designed to be thicker than your average bicycle tire's tubes. It features a sturdy valve that's not susceptible to wear like normal tubes. HEAVY DUTY: This tube was designed to keep riders on the road and prevent unnecessary flats. It's thick material protects itself from thorns, sharp edges inside your rim and is less likely to get pinched inside your wheel. EASY INSTALLATION: Installation is a breeze, just remove your tire and tube then drop in your new Heavy Duty Inner Tube. Now reinstall your tire and your good to go, its that easy! UNIVERSAL FIT: Designed to work with most standard 26 Inch bicycles that use a 26 x 1.95 x 2.125 schrader valve tires. PACKAGE INCLUDES: 1x Heavy Duty 26 Inner Tube