Includes 2 Liter BPA Free, Antimicrobial Water Bladder
Pack Dimensions: 16" x 11" x 3.25". Comfortable fit for all sizes with adjustable chest and shoulder straps.
Main Zipper Compartment: 11" x 12" includes elastic pocket for hydration bladder; extra space perfect for storing small articles of clothing, phone chargers, accessories, etc.
Hidden Pocket: 7" x 6" Perfect for phone, keys, wallet, etc.