Corrugated galvanized steel raised flower bedincludes 1 flower bed assembly kitgalvanized steel is more stable than wood or plastic and will not crack 1 mm thick panels; 7 lbssoil this galvanized corrugated steel raised garden bed will add height and health to plant and vegetable gardens. Raised garden beds provide plants with better soil and moisture drainage to produce a higher yield. The raised garden bed is made from 1 millimeter-thick galvanized steel to withstand most weather conditions and prevent rust. This garden bed comes complete with everything necessary for assembly, including the steel panels and hardware.