KUTKUT Dog Ball Toy Tennis Ball Dog Chew Toys for Aggressive Chewers Indestructible Durable High Elasticity Interactive Dog Balls for Small Puppy Training Catch & Fetch Water-FloatingDesigned For Aggressive Chewer: These dog balls are made of E TPU material, so it has good elasticity and deformation resilience. They are light, non toxic and most importantly, bite resistant. Your dog will enjoy chewing and wrestling without leaving any visible marks! Enjoy a Massage: The surface of this dog tennis balls is scattered with raised 3D dots that are non slip while massaging and cleaning the tongue while the dog plays. Floats in Water