100% Nylon. Ultra-lightweight 5-liter roll-top dry sack is the ideal dry storage and organizing option for fast and light adventuring when backpacking, bike touring, or travelling. Manufactured from bluesign-approved 30D Ultra-Sil Cordura ripstop nylon with a slippery finish for easy packing; 2,000mm waterhead (the higher the waterhead rating, the more waterproof the fabric). Reinforced waterproof seams are double-stitched, and tape sealed, with reinforced stitching at stress points; secure Hypalon roll-top closure; fabric is translucent for visibility of contents. Low-profile, streamlined shape saves space, and oval base resists rolling; patent-pending field repair buckle can be replaced in seconds
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