black used great condition About this item: Atom Sling 8L Day Packs Patagonia sporty and resistant clothing 48261-Blk Description Patagonia atom sling 8L made with a recycled polyester/nylon blend fabric and dwr finish, this travel pack is great for any adventure. Two-compartment sling has just enough room for daily essentials. There are small zippered compartments on the shoulder strap and front as well. Asymmetrical harness carries close to body for all-day comfort. The breathable mesh pads on the shoulder strap and adjustable buckles enhance the style and function of this sling backpack.