UA Storm technology delivers an element-battling, highly water-resistant finish. Tough, abrasion-resistant bottom panel. Foam padded back panel & adjustable, padded, HeatGear shoulder straps for total comfort. Soft-lined laptop sleeve—holds up to 15" MacBook Pro or similarly sized laptop & organization pockets. Lined valuables pocket, 2 zip pockets & large slip pocket with buckle closure for quick access on front. Welded hypalon modern molle webbing for additional attachment points. Large main compartment with tons of open storage space