All Lupine products are proudly built in Conway, New Hampshire and guaranteed (even if chewed). Made from jacquard woven nylon, with the pattern woven into the webbing (never printed or sewn on.) 1/2-inch wide collars are suitable for puppies and small dogs up to about 20-pound. Features strong bar-tack stitching, welded d-ring and a custom designed side-release buckle. In a range of fashion-inspired patterns with matching leads available. Three 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.