M-PETS COTO ropes are made of high-quality natural cotton, a durable and environmentally friendly material that is safe, non-toxic and almost indestructible. They are excellent for retrieving, tug-of-war or simple chewing. They help promote good health, clean teeth and improve mental development, preventing them from feeling lonely, stressed or low energy. Suitable for dogs of all ages. COTO cotton toys are available in 3 different colours and a variety of shapes.