Type:Nylon Dog Weight Pulling Harness Sport Exercise Harness Heavy Duty Material:Nylon,durable and high quality Color:Black Features: 100% brand new and high quality Made of top quality nylon material.durable and strong Chest piece is soft padded for maximum comfort 3 adjustable straps for different body of breeds. Non-pulling design,with durable metal buckle,safer when your dog wears it. There are connecting rings on both sides of the back and chest, which can be towed on both sides and pulled back. Fits for Medium and large dogs.e.g. Pitbull,Boxer,Golden Retriever,Labrador,German Shepherd,Rottweiler,Doberman,Saint Bernard,Mastiff.etc. Package Include:1xDog Weight Pulling Harness Size Neck Adjustable Chest Adjustable Back Length Below Length M 17"-24.5"(44-62cm) 26"-35.5"(67-91cm) 3''-8.