Splashproof rather than fully submersible, this sack is designed for organising gear inside a pack or dry bag where it won't see direct immersion. The locking cord closure cinches tight and stays that way, so contents don't spill when you're digging through a loaded kayak hatch or rummaging in a portage pack on a bumpy trail. Fully welded seams add durability well beyond what sewn-and-taped construction offers at this weight.

The flat-sided rectangular PackTight shape is the same smart design found across the Blocker line. Sacks nest tightly together rather than leaving awkward gaps, packing up to 20% more efficiently than rounded alternatives. For paddlers and backpackers building out an organised, lightweight packing system, the Cinch Sack fills the role of quick-access organiser without adding meaningful weight to the load.

• Material: 20D silicone and polyurethane-coated nylon
• Protection: Splashproof with fully welded seams
• Closure: Draw cord with locking cord lock
• Shape: Flat-sided rectangular PackTight design
• Packing efficiency: Packs 20% more efficiently than rounded sacks
• Use: Gear organisation inside packs, dry bags, kayak hatches, and portage packs