Peel into the pool, lake, or ocean With this 4-pack of high-performance Intex inflatable giant tire tube. Give your tires some air and roll out to the water. These tubes are designed for one driver on each and feature a large design for a comfortable ride. They each measure 36 inches in diameter and are for ages 9 and up. These Intex inflatable giant tire tubes are quality tires with the tread and traction to last summer after summer and it's always good to have some spares.