1. COVER:High quality PU leather,comfortable and durable                                                    

2. FOAM: High density sponge,durable shape, soft seat                                                      

3. ARMREST:High Quality wooden,fastness and smooth                                                          

 4. BASE:High quality hard wood and steel frame,strong                        

5.GASLIFT:Epoxy powder coated,agile lift and no-malfunction                                          

6. Tilt tension adjustable and lockable,seat height adjustable
7. SIZE:standard.mechanics design,fine workmanship