A. Equipped with 2 tire levers, this fat tire inner tube can be used to remove and install bicycle inner tubes. It helps prevent getting stuck by the tire and is less likely to damage the rim. B. Made of butyl rubber material, it has good airtightness, is durable, and has a shock - absorbing function. Riders may feel less bumpy. This bicycle inner tube can add some comfort to a child's ride. It's advisable to keep this inner tube on hand for patching air leaks. C. It has relatively strong wear resistance and is not prone to break or deform during use. The inflation port has a protective cap, so the gas in the fat tire inner tube is less likely to leak. It is thicker than some other inner tubes. D. Color: Black E. Material: Butyl rubber F. Model: 26X4.0 G. Package contents: - 2 bicycle inner tubes - 2 tire levers H. Only the above package contents are included, and other products are not included. I. Note: Light reflection and different displays may cause slight differences between the color of the items in the picture and the actual objects. A measurement error of plus or minus 1 - 3 centimeters is acceptable.