Peaktop 20&rsquo;x13&rsquo; Heavy Duty Portable Carport Garage Car Shelter Canopy for Truck /SUV /Boat Silver Heavy duty steel framework, with durable connectors and metal base 38mm/1mm Thick White Powder coated steel and Durable 160g Polyethylene Waterproof Fabric Pole Diameter: 38mmx 1mm thickness and Supporting beam: 1" High strength steel joint fitting Fast, Easy to set up, portable. Made by the ISO 9001 Certified manufacturer