The Ultra-Sil Dry Sacks are more than 50% lighter than the also popular Lightweight Dry Sacks.
They are made of Siliconised Cordura, which is one of the lightest and toughest waterproof nylon fabrics available. Now you don't have to choose between keeping your gear dry and keeping it light.
The Ultra-Sil Dry Sack is constructed using extremely lightweight siliconised 30 Denier CORDURA brand nylon. They are intended for use inside a backpack or similar bag, where they are great for keeping sleeping bags, clothing and other gear dry and tidy.
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