From Pendleton, the Yellowstone National Park Adventure Dog Collar features: 100% recycled polyester webbing Lightweight  Custom embossed YKK buckles are quick-release  Black nickel hardware Adjustable  Features the bold colors of the Pendleton National Park blanket patterns A matching leash is available (sold separately)  Perfect for dogs and their owners that love adventure Easy care just wipe with a damp cloth to clean Each size sold separately Fits most pets. When selecting a size, we encourage you to measure your pet to ensure an accurate fit. If your pet is in between sizes, consider purchasing the next size up. Each size measures: Small approx. collar width 0.75" x 11 - 13 (neck size) Medium approx. collar width 0.75" x 13 -16 (neck size) Large approx. collar width 1" x 16 -22 (neck size) Extra Large approx. collar width 1" x 18 -26 (neck size) Made in the USA.