"Satisfy your dog’s natural chase instinct with the Chuckit! FetchTug. When thrown with the RingChaser the unique topspin infused action causes the Chuckit! FetchTug to roll along the ground just like real game, engaging your dog’s natural chase instinct. There is a self-storing rope tug that unwinds for tug-of-war, & securely nests in the rubber ring during fetch.Mixed Material Rubber and Rope TugRope Self Stores like the Rope Fetch Slobber Free Pickup & Toss with the Ring Chaser, but can easily play on its own"