Made from an ultra-lightweight material, the AirTuff Ring floats, bounces, and resists punctures from your dog’s sharp teeth. It’s perfect for fetching fun outdoors and it’s easy to clean. Lightweight and easily portable, the AirTuff Ring is destined to become a favorite toy for trips to the dog park, splashing in the pool, or playing at home! Not intended for heavy chewing. Material: Expanded thermoplastic polyurethane (E-TPU) Features ridges that make it easy to grip.