100% Safe Cotton Fiber:The dog chew toy made of Safe, Non-toxic and Durable Cotton Fiber . No plastic or rubber composition, environmental pollution-free, safe to play alone. Multifunction:The chew rope toy feature solid knots and flexible weave that helps clean pet's teeth and improve dental health, chew training toy.redirect bad biting behavior, strengthen the bond between dog and owner, decreases separation anxiety, promotes proper chewing behavior Protection for Your Furniture:Dogs often take destructive actions to relieve stress.To reduce dog bites of sofa, furniture, socks, shoes, tissue, table leg or other destructive behaviour, Give some toys for puppy, breezily get you out of clutters, give you a clean and tidy home. Joyous Interaction:The interactive dog rope toys are available for both indoor or outdoor playing or training, Satisfy dogs' instinctual needs , strengthen the bond between dog and owner, decrease separation anxiety, training your pets IQ. NOTE:This is a sturdy cotton rope, not a indestructible dog toy if your dog is an aggressive chewer. Large dogs and powerful chewers may destroy the toy easily and ripped pieces may pose a choking hazard to your pet.