Specifications:
1.Framework: Nylon with fiber, Aluminum alloy
2.Headrest: Height and angle adjustment
3.Backrest: Lifting
4.Back support: Tilt
5.Seat: Slide
6.Armrest: Lift and Angle Adjustable
7.Base: Five-star aluminum alloNylon with Fiber feet
8.Castor: Flexible, PU