Ergonomically designed to make it easier for dogs to grasp and chew, the Nosh Wishbone is made of tough, durable nylon that satisfies a dog's natural chewing instinct while providing long lasting enjoyment. It's strong enough to withstand even the most enthusiastic of chewers and, with 3 ends to gnaw on and a textured surface, it will keep your dog engaged and challenged with the added benefits of exercising jaw muscles and helping to maintain oral hygiene.