... · Diameter of round rattan: 3mm2. Aluminum frame: square tube and round tube, usually square tube is for sofa and round tube for chair ... , the common thickness of tube is 1.2mm, 1.5mm,1.8mm ... course, seabeach, bar club, hot spring, balcony, sanatorium, garden etc. Rattan colors: Other similiar lounge Outdoor rattan lounge with tent outdoor furniture