The surface of this dog football is made of durable TPU, and the label is made of nylon material, which is odorless, non-toxic, harmless, wear-resistant, bite-proof and easy to clean. Different from ordinary rubber liner, we use pure cotton yarn rubber liner to protect the liner. However, please note that this interactive pet football is not a chew toy. Only suitable for small and medium-sized dogs, not suitable for aggressive chewers. 【Born for playing in the water】The size of a pet football is about the same. 15 cm/5.9 inches, its flexible material and inflatable design enable it to kick farther and fly higher. Football is waterproof and can float on water, so it can be used not only on land, but also in swimming pools, lakes and beaches to maximize its value. Believe that this dog football, which is not restricted by occasion, will definitely be loved by your pet dog. There are catching pieces sewn on the joints of the dog football to help the dog use his mouth to control the pet