... three fold umbrella, zinc coated frame and shaft (aluminum,fiberglass,wooden,metal all available)4,Ribs:metal ribs(fiberglass,aluminum,zinc ... ,black elctric all available)5,Handle:plastic handle/aluminum/wooden all available.6,Tips:Iron tips.7,Caps:Plastic(all ... offer you the price within 24 hours. 21''X8k three folding umbrella