This ShelterLogic Canopy Enclosure Kit Only fits all 18ft. x 40ft. canopy frames with a 2in. diameter. Kit includes 1 solid rear panel, 2 solid side walls, and 1 solid double-zipper front door. Ripstop woven polyethylene fabric is fire-rated for CPAI-84 Section 6 compliance. Seams are heat-sealed for 100% water resistance. 50 UPF sun protection inside and out blocks 90% of harmful UV rays. This canopy is easy to set up in minutes with the included bungee fasteners and complete instructions. Canopy frame and cover not included.