When you compare Alps Mountaineering external frame packs to some of their competitors, you'll quickly notice that you get more features and a lower price with Alps...without sacrificing quality. As Alps's reputation for quality packs has grown, numerous requests for external packs has been received. The Zion has a sleeping bag compartment and top loading access. There are various pockets to keep your gear organized and important items handy. The padded shoulder straps have multiple positions so you can adjust the pack to fit your body. The features found on the Zion make this pack top-of-the-line! Features: - Hydration Compatible - Top Loading - Sleeping Bag Compartment - Lower Door - #10 Zipper - Hold-open bar - Large Front Pocket - Multiple Zippered Side Pockets - Mesh Pocket on Lower Side Pockets - Large Mesh Water Bottle Pocket - Spindrift Collar with Draw Cord - Top Lid Lash Tabs - Ice-axe Loop - Daisy Chain with Carry Handle - Multiple Shoulder Strap Positions - Padded Mesh Waist Belt - Padded Shoulder Straps - Vented Lumbar Support Specifications: - Color: Olive - Fabric: Polyester Ripstop - Capacity: 3900 cubic inches - Weight: 4 lbs. 15 oz. - Torso Range: 17" to 24" - Waist Belt Range: 28" to 40"