UA Storm technology delivers an element-battling, highly water-resistant & stain-resistant finish. LEVELED™ strap system guides you to assure straps are adjusted evenly for balanced weight distribution. Soft-lined laptop sleeve—holds up to 16" MacBook Pro® or similarly sized laptop. Fully expandable main compartment to fit all your gear & secondary compartment works as a shoe/laundry pocket. Secure zip front pockets for essential item storage & side water bottle pocket that fits 32oz bottle. Adjustable, removable UA Strap Clip™ on shoulder to prevent duffle bag from falling off when carrying both. Strap clip works best when sternum clip is fastened. Molle webbing for additional attachment point. 93% POLYESTER, 7% NYLON.