High Side 1 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. Materials Fabric: 68D Polyester Taffeta, WR/PU1800mm, FR Tech Specs Weight: 3.8 oz / 108 g Dimensions: 84" x 24" / 213 cm x 61 cm