The Premium Grade NFL - Pittsburgh Steelers Team Emblem Dog Collar, Multiple Sizes, is adjustable and available in doggie sizes of extra small, small, medium or large. Extra Small is 6 inches with an additional 4 inches of adjustment and a 1/2 inch band. Size small measures 12 inches with up to 4 inches adjustable (1/2 inch band), the medium size is 16 inches long with up to 4 more inches adjustable (3/4 inch band), size large is 20 inches around with an additional 4 inches adjustable (1 inch band). The collar has an easy on and off black snap closure, with large silver ring leaving plenty of room for attaching dog tags or a leash. Your favorite pup will thank you for making them the stylish envy of the pack, not to mention the neighborhood or dog park! Made in the USA and officially licensed by Hunter Mfg..