Zappos.com is proud to offer the Patagonia - Atacama Pack 28L (Channel Blue) - Bags and Luggage: Built for carrying wet stuff with a waterproof barrier, the Patagonia Atacama daypack has got you covered for a day at the beach, desert mountains and everywhere in between. ; Generous main compartment with dump pockets for quick organization on the go. ; Internal organization has plenty of options for electronics and daily supplies, complete with secure lanyard for house and/or car keys. ; Interior padded computer sleeve fits most 17 laptops and is raised off the ground to protect from impact; sleeve secures with a buckle closure and doubles as an insulated hydration reservoir complete with tube port. ; Exterior pocket holds wet items, accommodates a wetsuit and protects interior contents. ; Adjustable webbing with buckles carries a skateboard or bulky clothing. ; Stretch-woven pockets accommodate water bottles of various shapes and sizes. ; Airflow mesh shoulder straps and back panel; adjustable sternum strap with emergency whistle. ; Top-mounted, reinforced haul handle. ; Fabric: (All treated with a Deluge DWR (durable water repellent) finish. •Body: 420-denier 100% nylon oxford plain weave. •Base: 840-denier 100% ballistics nylon. •Lining: 200-denier 100% polyester. •Stretch woven: 92% nylon/8% spandex. ; Capacity: 28 L. ; Dimensions: 20 H x 12.5 W x 10 D. ; Weight: 1 lb 14 oz. ; Depth: 6 1 2 in