Dont get caught out mid-ride with a puncture with a spare Specialized inner tube. Whether youre on the way to work, fitness training or riding for fun always carry a spare tube. The Specialized Standard Tube (Schrader) allows you to quickly change tubes so you can repair your puncture when you get back home. Made from a sturdy and durable material the Specialized Standard is great value for the price and compatible with Schrader valve wheels. Always keep a spare with you. Key Features Compatible with Schrader valve wheelsMultiple sizes availableSturdy and durable materialSchrader valve