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

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

3. ARMREST:High quality pp ,fastness and comfort                                                            

4. BASE:High quality chrome,strong and fashionable design                                                        

5. GASLIFT:High quality chrome,agile lift and no-malfunction                                          

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