Our most versatile, feature-laden packing system sack, the Blocker Compression Dry Sack saves space on paddling and trail adventures, while the waterproof valve rapidly vents trapped air to ease compression-all this with fully waterproof construction ensures essential contents are protected, condensed and organized.

FEATURES of the SealLine Blocker Compression Dry Sack Pack

• Lightweight 70D polyurethanecoated nylon materials are a tougher
• Resilient cousin to the ultralight BlockerLite materials
• Durable and versatile
• Materials are great for all-around use with confident water defense
• Fully welded seams result in stronger and more durably protective construction compared to sewn-and-taped seams
• Packing system sacks feature flat-sided
• Rectangular shapes that nestle closely together
• Packing 20% more efficiently than rounded sacks for easy
• Space-saving organization
• Materials have a reduced environmental impact over vinylcoated materials
• Unlike conventional systems that pull against seams
• Continuous Compression system encircles
• Sack to minimize seam strain, maximizing durability for dependable protection
• Waterproof, air-purging valve helps the sack compress further once it’s been sealed
• Roll-top closure features a wrinkle-free stiffening strip to ensure a secure seal when closing the dry sack

Product Specifications