ShelterLogic Garage 12 x 20 x 8 ft. Frame constructed of heavy duty 1-5/8 in. Premium powder coat finish protects frame from corrosion and rust. Ripstop tough advanced engineered polyethylene fabric cover is UV treated inside, outside, and in between. Heat welded seams, not stitched, are 100% waterproof. Patented ShelterLock stabilizers at every rib connection for rock-solid strength and stability. Ratchet-Tite tension system and Easy-Slide cross rails keep the cover smooth and taut. Bolt-together hardware at every connection point ensures maximum strength and durability. Universal steel foot plates for easy and solid connection to ground anchors, cement, or pony wall.