Gender Unisex Weight 5 lbs. 7 oz.,5 lbs. 5 oz.,5 lbs. 5 oz. / 5 lbs. 7 oz. Best Use Backpacking Fits Torso 18 - 20 inches,18 - 20 inches / 19 - 21 inches Frame Type Internal Frame Weight (g) 2466 grams,2410 grams,Fits Torso Material(s) Cordura nylon Pack Access Top / bottom / side Pack Loading Top,Bottom 19 - 21 inches 2410 / 2466 grams Frame Material Aluminum Fits Waist/Hips 30 - 46 inches,28 - 44 inches,28 - 44 inches / 30 - 46 inches Number of Stays 1 peripheral hoop / 2 stays Adjustable Torso Yes Gear Capacity (L) 90 liter,85 liter,85 / 90 liter Gear Capacity (cu. in.) 5,492 cubic inches,5,187 cubic inches,5,187 / 5,492 cubic inches Sleeping Bag Compartment Yes Number of Exterior Pockets 9 + main compartment