The StraightJacket Compression Sack keeps your gear organised and protected within your pack or travel luggage, available in four different volumes with a rectangular-shaped compression option for more efficient packing. Part of a coordinated system for optimised packing. Customise your experience by adding on smart packing and organisation accessories that meet your exact needs. All of Ospreys accessories have been overhauled to offer better organisation, operation, comfort and reduced environmental impact. Bluesign approved main body fabrics. GRS-certified 100% recycled main body fabrics. The StraightJacket Compression Sack comes in three sizes, 8 L, 12 L and 20 L. Large access  Compressible nylon wings and buckles  Rectangular shape for efficient packing Bluesign approved materials Weight 100 g Dimensions (cm) 8 L: 15 H x 39 W x 12 D 12 L: 21 H x 41 W x 17.5 D 20 L: 28 H x 44 W x 22 D Materials 100% recycled high-tenacity nylon, 40 D