Hamilton Gun Metal Series Double Thick Dog Collar Shoe Grade Eyelets enhance the look and eliminate fraying All cuts are finished away from the skin to avoid irritation D-Ring extra keeper allows for easy tie out Available in 20, 22, 24 & 26 inch sizes 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.