Heavy-duty 1 3/8” dia. all steel frame is bonded with Dupont™ powdercoat finish to prevent rust and corrosion. Patent Pending ShelterLock™ stabilizers ensure rock-solid stability. Triple-layer, rip-stop polyethylene fabric is 100% waterproof and UV-treated with added fade blockers, anti-aging and anti-fungal agents. High profile white interior enhances interior illumination. Ratchet Tite™ tensioning system offers easy installation and keeps cover tight to frame. Includes 12’ x 12’ x 8” steel frame, gray fitted cover, double-zippered door, solid rear door panel, 8 ShelterLock™ stabilizing blocks, 4 auger anchors (15”) and step-by-step instructions.