This rope toy set is made by 100% natural rope, which design for small dogs. washable, non-toxic and odorless, safe for your dog to chew and play. value toys set of knot ball on rope, double rope with ball,Funny knot ball & 2 handle of ball. Great for tug of war, tossing & interactive games. not only can attract the dog’s attention and bring the hours of entertainment and exercise,but also help to establish a better friendship between you!