The Garage-In-A-Box 12 X 20 X 8 Ft. Roundtop Garage Is Made With Sturdy 1-3/8 In. High Grade Steel Frame With Thermoset Baked-On Powder Coat Finish Which Will Not Chip Peel Rust Or Corrode. 6 Rib Frame Design Delivers Strength Ease Of Installation Portability And Best In Category Value. Triple-Layer Ripstop Tough Fabric Is 100% Waterproof. Enhanced Weave Polyethylene Cover Uv Treated Inside And Out. Easy Slide Cross Rail System Locks Down And Squares Up Frame. Bolt Together Hardware At Every Roof Joint Connection. Perfect Low Cost Storage Solution For Automobiles Smaller Trucks Lawn And Garden Equipment Atvs Jet Skis Motorcycles Snowmobiles Wood Or Bulk Storage.