Kocao Black Spiked Studded PU Leather Pitbull Dog Classic Harness & Collar & Leash Matching Set Type:Classic Harness, Collar and Leash Material:Made of PU leather,Solid and Durable. Note:Please carefully verify product information Harness Neck for 17.5-23.5 inch, Chest for 26-34 inch Leash 28 inch total length.Chain width: 0.39 inch. Diameter;3mm Collar size: M 2"(5.0cm)width,22"(56m)total length, Neck size for 17-20"(43-51m)