Ultrasac UL-CX-3646XXX 45 Gallon Black Brute Slim Firm Fit Trash Bag Can Liners 13 Bags Per Roll 1.5 MIL 36"X46". This bag is designed to fit the 45 Gal. Brute can and is recommended instead of 55 Gal. Drum Liners that are commonly used in these cans. This proper- fit or custom- fit bag uses less plastic by eliminating excess overhang typical of oversized bags that are commonly used in these cans. Bags are manufactured with Coex 3-ply technology, which is three layers of film laminated together, to enhance bag strength at reduced gauges. This down-gauging process brings savings to the customer while increasing performance. It also uses less plastic which is better for the environment.