Dogit Style Aloha X-Large Adjustable Nylon Collar with Plastic Snap and ID Plate, 1-Inch by 18-Inch- 26-Inch, Blue Adjustable Nylon Collar with plastic snap; Durable Smart collar construction Matching leashes available (separately) Measures 1-inch width and adjusts from 18-26-inch around Aloha Design, Blue Nylon