Made with tough, durable nylon, the Nylabone Power Chew Monster XXL Chew Toy was built to last for the most powerful chewers! Its curved shape contours to your dogÕs paws, making it easier to hold and chew. Plus, the textured ends help clean teeth and prevent plaque and tartar buildup. With a delicious bison flavor, this tasty chew toy has flavor throughout to keep dogs entertained. An XXL chew toy for dogs more than 50 pounds.