specifications
seat/back foam：high density pu foam.
seat and back cover：injection molded with multiple composite materials(pp).
fabric：polyester.
armrest and leg：made from top steel after precise pressing and welding,and gone through procedures of polishing,anti-rusting,phosphing,spraying and powder coating.
armrest cover：solid wood or molded pu.
writing tablet：writes the board is the high density board, outside covers the melamine surface，high strength casts makes turns over the bearing.
lifting mechanism：by gravity.