Big Agnes Battle Mountain 3 Footprint Gray. 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. Specifications for Big Agnes Battle Mountain 3 Footprint: Manufacturer: Big Agnes Color: Gray Fabric/Material: Nylon Ripstop Additional Features: Compatible with Battle Mountain 3 Fast Fly setup available Tent Accessory Type: Footprints Weight: 13 oz Last Chance: Yes Features of Big Agnes Battle Mountain 3 Footprint: Intended to use with the Big Agnes Battle Mountain 3 Tent Package Contents: Big Agnes Battle Mountain 3 Footprint Big Agnes TFFMBM319: Battle Mountain 3 Footprint Gray