All Lupine products are proudly built in Conway, New Hampshire and Guaranteed (Even if Chewed). Made from woven nylon, in seven rich colors. 3/4? wide products are suitable for the widest range of dogs, from terriers to sporting breeds. Features strong bar-tack stitching, welded D-rings and a custom designed side-release buckle. Matching leads available. In two girth size ranges. To determine size, measure snugly around the dog, just behind the front legs, 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.