Closed-cell foam back padded hydration pocket with two back-to-back zippered pull tabs * Generous web-platform on three sides with additional attachment points * Top exterior book-end pockets with non-scratching fleece-lined organization, two exterior, side, flat, zippered pockets, One interior stuff-pocket with draw cord * Adjustable, dual density closed-cell foam shoulder straps with Duraflex(TM) hardware * Two large metal grommet drainage holes on bottom of pack