Duro extra heavy duty grocery bulwark bag. They are tough, strong and sturdy. Made to hold those heavy, awkward items, like bottles, cans and objects where a regular grocery bag just won't do. With Duro's heavy duty grocery bags, you won't have to worry about tearing, ripping or stretching, and what's more is they are designed to stand up stoutly, no falling over or spilling. Save money with the heavy duty grocery bags because there is no need to double bag. So pack it in, Duro's heavy duty grocery bag can handle it.