You don't need it for waterproofness, NEMO floors have that covered, but if you will be spending a lot of nights on gravel, this could add longevity to your tent. 70D PU Polyester. Minimum Weight 8.3 oz / 236 g
The most versatile tent on the market for backpacking year round. The first all-mountain tent in the category, Kunai stands apart for being able to offer security and comfort from the glacier to the summit.