KONG Reflex Tug ring's durable, flexible bounce comes from the same cutting-edge material as elite runnign shoes soles - so rugged it's guaranteed to last through tough tugging and fetching. Bite defying self-healing properties repair toothmarks for long-lasting, instinct satisfying interactive fun with a stretchy strap for dynamic tugging. Floats for water play and stands up to the elements for seasons of action.