Flossy Chews are made by top toy brand Mammoth. The ropes are made from premium quality poly-cotton yarns designed to withstand hours of interactive playing, tossing, and tugging. Flossy Chews 3 Knot Tug Rope Dog Toy encourages playtime and bonding between you and your pet while also helping to maintain good dental hygiene. The design of the rope fibres is designed to floss your dog's teeth while they play!