The Schwinn Self Sealing Bike Inner Tube is a durable and reliable replacement part for bicycles with 26-inch wheels and Schrader valves. Made of high-quality rubber and designed for easy installation, this inner tube is specially designed for a 1.75-2.125 inch tire size. With its convenient self-sealing feature, riders can enjoy a worry-free cycling experience without the risk of getting a flat tire. The black color and Schwinn brand add a touch of style and trustworthiness to this essential cycling component.