Warp's Heavyweight Contractor Bags should be used where rugged clean-up and heavy trash are involved. Boxed Flex-O-Bags come in stackable dispenser cartons. Includes a free Hold-Tite rubber band to secure bag to can top, plus extra long twist ties. (Note: Hold-Tite is not available in HB7-20, HB7-32 and HB7-50.) The following three Contractor Bags are made from Post Consumer Recycled (P.C.R.) Plastic and are available to those states that require this specification. They are the HB33-60-P, HB55-30-P; and HB7-20-P products. Made in U.S.A.