For the minimalist backpacker, the new Scream 55 offers a slew of features and supreme support in a featherweight package. At under 3 lbs, miles of trail will fly under your feet.. . Weighing in at 2lbs 13 oz, the Scream 55 is for the minimalist hiker that doesn't compromise on top-notch durability and comfort. The new Scream 55 is built from high tenacity Robic? fabric with our Ultra Tear-Strength PU coating and Aramid yarn woven throughout, preventing extended tears and abrasion. The 2018 design offers added comfort with a more supportive waist belt and backpanel, along with load lifters for more efficient carry and a U-zipper for easier access on and off the trail. Additional features include dual front storage pockets (sized to fit the Mountainsmith Mountain Shelter LT), extended roll-top closure for varying load sizes, deeper side mesh pockets, and easy forward pull waist belt. 210d Robic? HT Nylon with Alkex (Aramid) R/S. 210d Nylon Embossed Liner. Single T6 0.5 Aluminum Stay. YKK Zipper. Roll-top closure with reinforced Hypalon seal. Front panel J zipper for quick interior access. FreeFlow? ridged EVA back panel padding. Double barrel front panel storage pockets. Multiple clip in points for gear attachment. Fixed shoulder straps with load lifter adjustment. Removable EVA frame sheet with 1/2 AL stay. High density foam waist belt with dual zippered pockets. Forward pull waist belt with adjustment webbing. Over/under side compression straps with quick-release hardware. Dual density EVA/PU shoulder straps. Elastic sternum strap and bite valve catch with safety whistle. Dual side panel mesh pockets fit most 32oz bottles. Internal hydration sleeve fits up to 3L. Accommodates bear canisters of most make and models. Dimensions: 24.25 x 10.75 x 8 (H x W x D). Waist belt: 28 - 48. Torso fit range: 17 - 21. Volume: 3051 cub. Inches / 50 L (Std.) 3478 cub. Inches / 57 L (Ext). Capacity: Up to 45 lbs.. Weight: 2 lbs. 13 oz. / 1, 27 kgs..