Stand: aluminum alloy shaped by die-casting molding with spray treatment to surface
Chair back: plywood back pan upholstered with high density sponge and covered with linen fabric
Chair seat: high quality multi-layer rotary cut wood veneer formed by hot press molding, upholstered with high density sponge and covered with linen fabric
Writing tablet: hinged-type writing tablet with plastic edge sealing
Booknet: use high quality cold-drawn steel with spray treatment to surface
Tip-up mechanism: gravity return which will never fail