Features of the NEMO Dagger 2P Footprint The Dagger Tent and Footprint Are designed for multiple nights of sleeping on gravel, with the fabric adding longevity to the life of your footprint Footprints reduce the wear and tear on your tent floor from contact with the ground They Are made of 70D abrasion-resistant 70D Polyester fabric and sized to your tent Fabric is PU coated for waterproofness