ATCFC1 Custom Tyvek Ultralight Tent Footprint with Brass Grommets and Bungee Tie Outs Fits Big Agnes Fly Creek UL1 (Non HV Version) Custom cut to fit your Big Agnes Fly Creek UL1 (Non HV version), made from genuine DuPont Tyvek. Includes 7 marine grade bungees and 7 solid brass grommets in reinforced corners for tie outs. Extends into vestibule for added clean floor space. IMPORTANT: Footprint should be MACHINE WASHED prior to first use to eliminate noise and stiffness. IMPORTANT: Not configured for "fast fly" setup - must be used with tent body in place. The grommets are for bungee tie outs - not for tent poles to go into.