SafeGadgets New 100% Cotton, Knotted Large tug Rope Toy for Dog fun & exercise. Prevents gum disease. 1.TOXIC FREE: 100% natural cotton rope knot toy for dog and cat; a safe and tough toy to play with. 2. CLEAN TEETH: Long treads, like dental floss, keep dog and cat teeth clean and free from gum disease. 3. ENTERTAINING: Tug toy that exercise pets with play, fetch or tug. Fun for large and small dogs or cats. 4. TEETHING or PLAYING: Great for dogs or cats who are teething. Enhances interactive play with your pet. 5. WARRANTY: Life Time Warranty for you. This natural toy is the best dog and cat toy.