Designed for the most demanding use, these are no ordinary balls. Simply put, this toy is the best for tugging games. The durable, heavy duty stitching on the 2 ply nylon handle in between the balls makes this dog toy perfect for tug of war games! Chuckit! compatible, so feel free to use a Chuckit! Ball Launcher for extra fun games of fetch. Developed to have high bounce, high buoyancy, high visibility, and high durability, the value of the Chuckit! Ultra Duo Tug Dog Toy is easily recognized by dog owners. This dog toy is perfect for exercising your dog as well. Use it in the park, in your backyard, at the beach or lake or anywhere there is plenty of room.