The Lupine Inc 36453 1x16-28 Lilac Dog Collar is a unique and eco-friendly pet accessory for medium dogs. Made from recycled plastic bottles, this adjustable collar features a soft yet strong 2-tone weave design inspired by the natural world. With strong bar tack stitching, a welded D-Ring, and a custom designed side release buckle, this collar is durable and stylish. Please note that it is not recommended for tie-out use, but it is guaranteed even if chewed, making it a reliable choice for your furry friend.