New, never used, in box. Waterproof, ultralight packing organization at its finest, our new BlockerLite Compression Dry Sack protects essential backpacking and hiking gear like clothing and sleeping bags, while the Continuous Compression system reduces overall volume for maximum packing efficiency. Ultralight: Featherweight 20D silicone- and polyurethane-coated nylon delivers waterproof protection while barely tipping the scales. Smarter compression: Unlike conventional systems that pull against seams, our Continuous Compression system encircles the sack to minimize seam strain, maximizing durability for dependable protection. 5 LTR 10 LTR 20 LTR SKU 10266 10267 10268 Color Green Green Green Weight (Standard) 2.8 oz 3.4 oz 4.3 oz Weight (Metric) 0.08 kg 0.09 kg 0.12 kg Width (Standard) 3.5 in 4.3 in 5.5 in Width (Metric) 9 cm 11 cm 14 cm Length (Standard) 6.4 in 8.2 in 10.4 in Length (Metric) 16.5 cm 21 cm 26.5 cm Height (Standard) 11.8 in 14.1 in 18.8 in Height (Metric) 30 cm 36 cm 48 cm Volume (Standard) 305 cu. in 610 cu. in 1220 cu. in Volume (Metric) 5 liters 10 liters 20 liters PVC-Free Yes Yes Yes Closure Roll-down Roll-down Roll-down Bottom Shape Rectangular Rectangular Rectangular Protection Level waterproof waterproof waterproof Material(s) 20D silicone/polyurethane-coated nylon 20D silicone/polyurethane-coated nylon 20D silicone/polyurethane-coated nylon Country of Origin Made in China Made in China Made in China PurgeAir™-equipped: Our unique and waterproof PurgeAir valve vents trapped air, helping the sack compress further after being sealed, and is both more durable and more reliably waterproof than waterproof/breathable fabric membranes. Waterproof closure: Roll-top closure features a wrinkle-free stiffening strip to ensure a secure seal when closing the dry sack. Durable construction: Fully welded seams result in stronger and more durably protective construction compared to sewn-and-taped seams. Efficient-Packing: PackTight™ packing system sacks feature flat-sided, rectangular shapes that nestle closely together, packing 20% more efficiently than rounded sacks for easy, space-saving organization.