Hamilton Single Thick Nylon Deluxe Dog Collar Highest Quality Nylon Webbing And Stitching With Nickel Tongue Buckle And D-ring Rich And Vibrant Colors Your Dog Will Look Great In This Collar Hamilton Builds Quality In To Every Product When measuring pet's neck or chest to ensure proper and comfortable fit, add 2 inches. When measuring pet's neck or chest to ensure proper and comfortable fit, add 2 inches.