Size: 450W*520D*930H(mm) 1) 20mmx20mm square steel tube with powder coating finish, 2) the thickness of the tube is 1.2mm 3) Flat Molded seat with high density (65kg/m3) 4) Stackable design 5) Packing: bubble bag/pcs carton paper/pile:12pcs/pile or 15pcs/pile 6) Loading:540pcs/20GP 1080PCS/40GP 1400PCS/40HQ