Marmot Unisex Big Basin Daypack Polyester^Ripstop Imported Take adventure in stride with the Marmot&reg; Big Basin Daypack. Spacious main compartment with zippered, top-loading design. Internal laptop sleeve for most 15" computers. Dedicated tablet sleeve. Internal organizer with key fob. External stash pocket for quick storage. Two external pockets at sides for water bottles. Cinch straps at sides for additional load management. Webbing loops at top. Adjustable shoulder straps with sternum strap for added stability. Specifications:Body: 420d 100% polyester big ripstopLining: 135D 100% polyesterVolume: 31L Imported. Measurements: Bottom Width: 10 in Middle Width: 10 in Top Width: 11 in Height: 16 in Strap Length: 33 in