The Bell 24" Bike Tire Inner Tube in black is a high-quality replacement tube made of rubber, suitable for 24-inch wheels with a size range of 1.75-2.25. It features a Schrader valve with a length of 32mm, ensuring easy inflation and a secure seal. This durable tube from Bell is designed to provide a reliable and comfortable ride for your bicycle, whether you're commuting, cruising on a leisurely ride, or tackling a rugged terrain.