To extend the life of your tent floor, we recommend using a Big Agnes footprint or ground sheet. 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. Features Compatible with Copper Spur UL3 XL tents featuring Tiplok™ Tent Buckles  Fast Fly setup available - stake out your footprint, insert your tent poles into corners, drape your fly over the top, and buckle it in for an even lighter, smaller packing setup Specifications Packed Size 20 x 13 x 5cm Footprint Weight 241g Materials Proprietary HyperBead™ fabric technology; 30D nylon ripstop with 1500mm waterproof silicone and polyurethane coating without intentionally added PFAS All seams taped with waterproof, solvent-free polyurethane tape (No PVC or VOC's)