1.Material of upholstery: Imported elastic mesh
2.Structure：PA+GF

3.Headrest: 2D 
4.Armrest: Fixed aluminum armrest with PU-pad
5.Seat: High density foam 
6.Inner Construction: Plywood of 12 mm thickness
7.Mechanism: Multifunctional mechanism (lifting,swivel, tilt and lock at 4 positions)                          
8.Gas lift:  Chromed class 3 gas lift with SGS certificate
9.Base: Aluminum 5-star base with PU castors