Waggin' Train Chew-Proof Indoor Tether Leash for Dogs. Prevents Destructive Chewing & Helps Housetraining Small, 3 ft. Long. Best for dogs under 15 lbs. Training aid for house training, jumping up, nipping and destructive chewing. Easy to loop around a piece of furniture or attach to a hook in the wall. Take it with you to different areas of your home, or get several. Resists chewing and tangling. Plastic coating helps to protect furniture. Convenient for travel. Very difficult to find in stores. For indoor use under supervision. Recommended for use with a body harness. Your dog will relax best on his tether if he has a comfy place to lie and a nice chew to work on. Comes with instructions.