A healthy dog needs toys to stay happy. Chewing is an important part of a dog's health. A vegan alternative to bones, this Combo Nylon Rubber Orange bulged balls / Bone with Green spiraling ring keeps heavy chewers away from destructive behavior. Owners can put bully sticks and other long treats inside the green coil making it a fun interactive toy to keep dogs engaged for hours.These dental toys have nubs and deep ridges to massage gums, clean teeth to keep the whole mouth healthy. The variety of textures give soothing sensations and the colors are great for visual stimulation. The contrast between the hard nylon and bouncy rubber provides oral stimulus for dogs releasing endorphins creating a happy dog. Proper chewing toys reduce destructive behavior. Great for medium to large dogs who are hard chewers.