Granite Gear Air Compressor Stuff Sacks - The Air Compressor is Granite Gear's answer for the ultralight packer who wants to save weight by compressing gear and carrying a smaller pack. If you're familiar with Granite Gear's Rock Solid compression stuffsacks, you know that they are the best packing systems since Granite Gear's beginning in 1986. If you think about it, these stuffsacks need to handle a lot of stress, and it's no easy feat to shave ounces, but that's what they did. Features 30D Sil-Nylon Cordura 210D Nylon Reinforced Lid Lineloc Ultra Compression. Ultralight Microcord & Cordlock Space Saving Shape Hypalon Grommet Lightest Compression Sack Assorted colors: Blue, Green Comes in assorted colors online only; specific color requests cannot be accommodated. You get one item per purchase.