The Big Agnes Copper Spur HV UL1 mtnGLO Footprint is a simple way to protect your Copper Spur HV UL1 mtnGLO Tent. Lay out footprint, pitch tent on top. Easy-peasy my friend. What do you get? Your tent gets protection against dirt, sticks, stones and even water. Sounds like a darn good deal to me. Features of the Big Agnes Copper Spur HV UL1 mtnGLO Footprint Protects your tent from rocks, sticks and moisture