Clearwing 3 Footprint Sierra Designs Footprints are made of 68D polyester taffeta (1800mm PU/WR/FR) and provide a perfectly sized protective tarp to utilize beneath Sierra Designs' tents to reduce wear and tear on the tent floor.This product is excluded from online promotions. Materials Fabric: 68D Polyester Tafetta, WR/PU1800mm, FR CPAI84 Tech Specs Weight: 10.65 oz / 302g Dimensions: 88" x 66.5" / 219cm x 169cm