Easy to apply drawstring design. Soft and lightweight fabric collar provides protection and freedom of movement for the head, neck and body. Allows animal to eat, drink and sleep in comfort. Size Collar Depth Circumference XS 4 in. 12.56 in. Small 5.5 15.70 in. S/M 6.5 in. 18.84 in. M/L 8 in. 21.98 in. LARGE 9.5 in. 26.69 in.