Greenco 16 Pack Space Saver Vacuum Seal Storage Bags, Combo Value Pack Space Bag More storage space in your closet or luggage as these bags increases your storage space by 75%. Protects good from odors, water, moisture, insects, mold, mildew and dirt Closes with double sealed zipper and designed with plastic valve compatible with any vacuum cleaner to vacuum seal it. Made of durable high quality PA+PE plastic material. Package includes 4 xs roll up bags(11.8 x 19.6 inch) 4 s roll up bags (15.7 x 23.6 inch) 4 s vacuum bags (15.7 x 23.6 inch) 3 m vacuum bags (19.6 x 27.5 inch) 1 xl vacuum bags (31.5 x 39.3 inch) 1 jumbo vacuum bags (28.7 x 51 inch).