Osprey StraightJacket Compression Sack Size:20L Highly experienced backpackers will appreciate

Highly experienced backpackers will appreciate industry-leading comfort and ventilation—without the weight it often adds—making it the perfect pack for ultralight multiday adventures

Waterproof protection with a more sustainable approach

Protect GPS or keep wallet secure in the exterior zipper pocket

Get an accurate measurement of how your mass relates to your height to see if you’re in a healthy range

Osprey StraightJacket Compression Sack Size:20L Highly experienced backpackers will appreciateThe StraightJacket Compression Sack keeps your gear organized and protected within your pack or travel luggage, available in four different volumes with a rectangular shaped compression option for more efficient packing. Key Attributes: BUILD YOUR OWN PACKING SYSTEM Part of a coordinated system for optimized packing. Customize your experience by adding on smart packing and organization accessories that meet your exact needs. OSPREY ACCESSORIES