Nobody likes dealing with a flat bicycle tire, especially when you're all set to go for a workout or family bike ride to the park. Eliminate flats from your life with the 27.5" Schwinn Self-Sealing Tire Tube. Convenient and easy to attach with the use of a tire lever, the internal self-sealing gel seeks out small punctures and seals them to help eliminate flats before they occur. Problem solved. This versatile tire will fit bikes with 27.5" size tires, fits a standard Schrader valve and can fit tire widths ranging from 1.75" - 2.125." Ride with peace of mind knowing you have the Schwinn Self-Sealing Tire Tube on your favorite ride. Enjoy the freedom of riding with Schwinn.