New Without Tags This is a Patagonia Atom Sling 8L backpack. Helpful information: Size: 8 liters Design: Sling bag, everyday backpack, crossbody worn over one shoulder Features: Two compartments, zippered pockets on the shoulder strap and front, breathable mesh pads on the strap, adjustable buckles Material: Recycled polyester/nylon blend with a DWR (durable water repellent) finish Use: Ideal for everyday use, travel, and light outdoor activities