PetEdge 2 Knot Multi Color Tug Rope Bone Extra Large (10 inch) Tug Rope Bone is the perfect toy for many games of fetch or tug-of -war. Tug Rope Bone is 100% Cotton, which satisfies your pet's natural urge to chew and also provides essential oral hygiene care for your pet. The cotton fiber helps floss your dog's teeth, remove tartar and massage gums. Tug Rope Bones are machine washable and long lasting as they are made of extra dense and tough gauge multi strand. A great toy that your dog must have!