Vacuum Bag Vacuum Bags, "Good" Grade SKU # VBGOOD Vacuum Bags, Standard Grade, 75 cubic ft (10/Case), each Vacuum Bag - Better Vacuum Bags, "Better" Grade SKU # VBBETTER Vacuum Bags, Contractor Grade, 75 cubic ft (10/Case), each The "Better" version bags are roughly 33% thicker than most industry standard bags. Made of 80 GSM nonwoven polypropylene fabric. Vacuum Bag - Best Vacuum Bags, "Best" Grade SKU # VBBEST Vacuum Bags, Heavy Duty, 75 cubic ft (10/Case), each The strongest vacuum bag in the market today! Made of 110 GSM nonwoven polypropylene fabric!