Features:Virtually unbreakable 4 mm twin-wall polycarbonate panels block up to 99.9% of UV rays and diffuses intense sunlight that can stress plants and Rust resistant green powder-coated aluminum frame and galvanized steel base Upgrated Version: detailed assemble video for reference.Reinforced aluminum structure (profiles thicker than standard structures) Note: Supports snow loads of 15.4 lbs. per sq. ft. and wind gusts of 56 mph when combined with anchor kit Note: Supports snow loads of 15.4 lbs. per sq. ft. and wind gusts of 56 mph when combined with anchor kit not included in the kit Package included：two boxes will be shippied, but may not deliver on same day. Warranty: for 1 year from the sale of date.Does not apply to damage resulting from 'force majeure', which includes but is not limited to hail, storm, tornado, hurricane, blizzard, flood, fire effects.