Item No.:SH8012Material: Nylon (recommended), PP, Polyester and other material are also availableX-Small Size 3/8'' neck: 10-16' leash:3/8''*5'Small Size 5/8'' neck: 14-24'' leash:5/8''*5'Medium Size 3/4'' neck: 20-31'' leash:3/4''*5'Large Size 1'' neck: 24-39'' leash:1''*5 'Payment T/T,Western union,paypal Product Features:Materials: can be polyester, nylon, PP, cotton or other material you wantD