Outdoor Research: Drycomp Vertex Sack

This ultralight, waterproof sack with a breathable, ergonomic back panel keeps you cool and comfortable as you push through rugged terrain. The multiple gear attachments and side water bottle pockets keep your gear at easy reach.

• Ultralight, waterproof 40D silnyl fabric
• Hydroseal® coated Antron nylon is waterproof and durable
• Waterproof taped seams
• Roll-top waterproof closure
• Durable buckle secures roll top
• Zippered hydration sleeve
• Ergonomic, Spacermesh back panel is breathable and comfortable
• Four compression straps convert to shoulder straps and hip belt
• Foam-padded straps wrap over shoulder
• Sternum strap with emergency whistle
• Dual daisy chains with ice axe loops; hook /loop ice axe keepers
• Two side water bottle pockets with one-hand pull elastic drawcords
• Dimensions: 20 in. x 11 in. x 8 in./51 cm x 28 cm x 20 cm
• Volume: 1760 cu. in./28.8 L
• Avg. weight: 17.7 oz./502 g