To extend the life of your tent floor, Big Agnes recommends using a Big Agnes footprint or ground cloth. The Big Agnes footprint also enables you to pitch a lightweight, Fast Fly shelter while leaving the tent body behind. The Fast Fly configuration requires the footprint, tent fly, poles, and stakes.   Pitch with the Copper Spur HV Expedition Fast Fly Compatible Material: Nylon Rip-stop 1200mm waterproof polyurethane coating  Packed Weight: 283 g (10 oz) Packed Size: 22 x 14 x 4 cm (8.5" x 5.5" x 1.5")