LupinePet Basics 1" Black 16-28" Adjustable Collar for Large Dogs All Lupine products are proudly built in Conway, New Hampshire and Guaranteed (Even if Chewed). 1? collars are suitable for medium and larger dogs. Made from woven nylon, in six rich solid colors. Features strong bar-tack stitching, welded D-ring and a custom designed side-release buckle. Matching leads available. Two adjustable size ranges. To determine collar size, measure snugly around the middle of the dog?s neck, then add an extra 5-percent for a comfortable fit. Machine wash, warm water, mild soap (no bleach or bleach alternative). Air dry. Lupine products are not recommended for tie-out. Features Proudly Built in New Hampshire and Guaranteed (Even if Chewed.) 1-inch wide, adjustable from 16 to 28-inches long For best size, please see the Sizing Guide in the images Custom-designed side-release buckle and welded steel D-ring Matching padded handle leashes and harnesses are available USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.