This Green 8 x 12 x 8 Round Style Portable Shelter is the ideal storage solution for the outside area of your home. It can store and protect vehicles boats large equipment tractors supplies and any other bulk storage. The frame is constructed of high-quality heavy-duty steel that is 1 5/8 in diameter. The steel is finished with a DuPont premium powder that protects it from corrosion and rust so it is safe from the elements. The ShelterLock stabilizers at every rib connection and the bolt-together connections make this tractor shelter strong and stable. The cover is made of polyethylene fabric that is heat welded rather than sewn so it is resistant from rips and tears. It is also 100 percent waterproof UV treated and anti-fungal. Overall this waterproof shelter is reliable easy to install and designed to withstand rain wind and sun.