3M Heavy-Duty Shop Bags help your business shine by helping you maintain a clean, orderly shop. Each bag is an enormous 3??x 4??0?? large enough to fit into drums of up to 55 gallons. Just fill them up, lift them out and toss them away ??these high-strength 2-ply plastic shop bags are durable enough for nearly any non-hazardous waste an auto repair shop can generate.