Size:1500*1400*1300mm Frame Tube: 50*100*3.0T, Square Tube. Press Arm Tube: 50*100*3.0T, Flat Oval Tube. These tubes are well combined to give the unit elegant appearance and powerful feature. Cushion: The upholstery is made of PU with once forming technology. Production Process: Lathing, Pickling and phosphating rust removal process for pipes Customized logo and colors available