100% Polyester. Water-resistant UA Storm technology keeps your stuff dry. LEVELED™ strap system guides you to assure straps are adjusted evenly for balanced weight distribution. CORDURA® fabric is extremely durable but lightweight with PU coated front for added protection. Adjustable, removable UA Strap Clip™ on shoulder to prevent duffle bag from falling off when carrying both. Back compartment with laptop sleeve that holds up to 15" laptop or similarly sized laptop. Large, expandable front laundry/shoe pocket at bottom of bag. Reflective molle webbing for additional attachment points. 2 side water bottle pockets. Top Grab Handle. Product Size: 7.1" W x 18.9" H x 11.4" L.