Tired of flat tires ruining your ride? This Bike Tire Liner slips between your tire and inner tube to provide an extra layer of protection against thorns, glass, nails, and other sharp objects. Made from durable, lightweight PVC material, it's flexible yet strong enough to resist punctures. The 20-inch size (also available in other sizes) fits standard bike rims perfectly. Installation is a breeze—just stretch the liner over your rim before installing the tube and tire. Helps extend the life of your inner tubes and reduces the hassle of roadside repairs. Ideal for commuters, mountain bikers, and anyone riding in areas with debris. The red color adds a subtle pop inside your tire. A simple, affordable upgrade that brings peace of mind on every ride. One liner per package. Ride farther, worry less!