Kelty Pack Tornado 4900 Green/Black/Gray •Narrow, slim profile hugs your body and allows maximum range of movement •Included 3-liter Source® Taste Free™ reservoir neither develops nor transmits bad plastic taste and will not inherit the taste of liquids •Top-loading design also features a J-shaped zipper for easy access to gear •Aluminum stays and HDPE mid-back framesheet support and balance the load •Three-layer hipbelt provides a cushioned platform and even weight distribution •Breathable suspension elements keep you more comfortable on the trail •Sternum strap, load lifter straps and belt stabilizers help balance the load; Scherer Cinch™ pulley-like system doubles hipbelt tightening force •Adjustable-height top pocket with security pocket inside; large front pouch and twin mesh accessory pockets keep gear organized and ready •Ice-axe loops and vertical daisy chain provide attachment points for climbing gear •Four side-compression straps snug down the load and add gear-storage options •Features durable nylon ripstop construction for superior abrasion-resistance •Reservoir features a filter-compatible filler cap, lightweight fill handle and leakproof, easy-flow bite valve Design: Top-loading, "J" zip (for side and bottom access) rucksack Size: 80.4L Number of Pockets: 1 big and a lid Max. Load Carried: 45 lbs. In excellent condition. All zippers and amenities work. Great backpack