Dogit Style Urban Edge Medium Adjustable Nylon Collar with Plastic Snap, 5/8-Inch by 12-Inch to 18-Inch, Purple Design on Black Nylon Adjustable nylon collar with plastic snap; Durable Smart collar construction Matching leashes available (separately) Measures 5/8-inch width and adjusts from 12 to 18-inch around Urban edge, purple design on black nylon