This tough non toxic nylon Tuff Stuff Dog Chew Toy is perfect for your furry friend who loves to chew! Made with durable materials, it's built to withstand vigorous chewing and promote dental health with the convex and concave bumps to assist in dental hygiene. The Crab shape adds a playful touch, keeping your pup entertained for hours with its’ perfect rounded design to allow easy for grip and chews. Say goodbye to chewed up belongings and hello to a contented, smiley pup with this durable and fun chew toy. It's the perfect size for medium to large dogs and is sure to become their favorite toy by providing a comfortable chewing experience without causing any discomfort or irritation and of course the 2 x cavities on the rear of the crabs’ head can be filled with peanut butter or other smears.