Smooth adjustment: Seat height can be adjusted from 41.5cm/16.3’’ to 56.5cm/22.2’’ by simply lifting up the lever. SGS BIFMA standard pneumatic gas mechanism lift allows for easy height adjustments. Elegant design: Sleek PU leather covered ribbed backrest and seat combined with glossy chrome finish metal base, this aesthetically pleasing chair can be perfectly compatible with your room décor. Versatile chair: This fancy chair will be a nice-looking addition to your bedroom, study, dorm room, office, etc. The armless design allows this chair to be slid under your makeup table, computer desk, writing desk, office desk without any difficulty. Easy-to-assemble: Simple and quick assembly is required. All parts, hardware and tool are provided for your convenience. 360°swivel: 5pcs heavy duty 360° swivel plastic casters for smooth, easy and quiet rolling around your workspace and prevent your floor from scratches; rotatable seat is convenient for you to fetch things and for multi-tasking.