Works as both a backpack & duffle with removable duffle strap Water-repellent UA Storm technology keeps your essentials dry LEVELED™ strap system guides you to assure straps are adjusted evenly for balanced weight distribution Large main compartment with internal organization for carrying a laptop, valuables & more Soft-lined laptop sleeve—holds up to 15" MacBook Pro® or similarly sized laptop Internal laundry/shoe pocket placed at bottom Drop-in water bottle pocket & 2 exterior valuables pockets D-ring attachment point so you can clip any bag with a carabiner for easy transport