Retractable roof: Move the PU-coated fabric to a position you want - garden pergola can keep you safely shaded or exposed and enjoying the sun.Aluminium frame: A strong and rust-resistant structure, pergola kit stands steady in place. Eight ground nails and eight expansion screws included to secure to ground.Grommet holes on canopy: Allow water to drain, doesn't build up on garden shelter roof - won't damage the material or potentially fall on you.Versatile: Metal pergola is suitable for all outdoor spaces. An chill area, an extended dining space and more.Dimensions: 237H x 395L x 296Wcm. Column spacing: 340L x 243Wcm. Do not leave up in extreme weather conditions.