This carrying strap is made to fit around the body of carboys and glass jugs with a 12' diameter to make transporting much easier. This carrying strap is made of strong polypropylene and can easily be moved from one carboy to another. Strap has two handles on either side making it easy to lift and carry a full, heavy carboy. Kegco's carboy and glass jar carrying strap makes the difficult task of moving heavy carboys safe and convenient!