The Sky 5900 blends function of a front panel zip with the versatility of the proven Sky design. The Sky 5900 weighs 5.55lbs on a Medium Xcurve Frame. The large front panel zip allows quick access to virtually the entire pack while the Sky design offers excellent compression. The Sky 5900 can go from a 4,300 cubic inch bivy mode to a full volume of 5900 cubic inches with the Sky Lid.  Add the load shelf volume of 2,500+ cubic inches to bring the overall max volume to 8,000 cubic inches. Anything from day trips to extended trips, the Sky 5900 hunting pack has you covered.

A 22″ front vertical pocket is incorporated for quick access to a spotting scope, sized to fit the largest of glass. Attachment points for Swing Out Pockets are located just inside the zipper for quick access to small items needed along the trail.  Large external open-top pockets are located on each side of the pack for the carry of a tripod, water bottle, or the stock of a rifle.


·        Hydration compatible

·        Full panel zip for access to the main bag

·        Front zipped pocket for quick access to essentials

·        150+ pound load rating

·        Hydration compatible (Hydro Sleeve – Sold Separately)

·        40 liters (2,500+ cubic inches) expandable Load-Shelf

·        Belt attachments

·        Heavy-duty YKK #10 zipper

·        Cordura 500 and Xpac fabric

·        Heavy-duty, 1″ Duraflex military approved buckles and webbing

·        When in doubt always size up in waist belt.


Small Medium Large
Weight of Bag Only 2 lbs 4.2oz 2 lbs 4.2oz 2 lbs 4.2oz
Weight of Bag on a Medium Frame 5 lbs 4.5 oz
Volume 88L (5, 400 CI) 88L (5, 400 CI) 88L (5, 400 CI)
Volume in Bivy Mode 70L (4, 300 CI) 70L (4, 300 CI) 70L (4, 300 CI)
Volume w/ Sky Lid 96L (5, 860 CI) 96L (5, 860 CI) 96L (5, 860 CI)
Waist Belt Size 28″ – 30″ 31″ – 36″ 37″ +

Weight 4 kg
Dimensions 70 × 44 × 30 cm

Stone Glacier



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