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.