This Dexypaws heavy-duty duo combines a cylinder and a polygon made of tough rubber, designed to stand up to the most powerful jaws. Both can be stuffed with treats to keep your dog busy and engaged. • Textured cylinder with a hollow center for a treat or chew stick • Ridges and grooves on the polygon make chewing more satisfying • The polygon can also hold treats or peanut butter • Rinse with warm water and air dry, or put them in the dishwasher A fun way to turn chewing into a game.