Leather Office Chair: Soft PU leather and double foam seat cushion, resistant to scratches, stains, peeling and cracking, long time use does not fade and easy to clean, suitable for home, office, meeting room, reception room and other places, this home office chair has better resilience, sitting for a long time still comfortable. Adjustable Height & Armrests: Rolling chair flip-up armrest is designed with paded, which gives comfort and support to your arms and shoulders. The armrest has a 90°rotation angle, which you can adjust to your personal preference to relieve pressure on your arms. The reclining device can adjust the angle of the seat back by 90°- 135° and can enter the rocking and locking mode, which is suitable for different sitting positions. Reliable Mobility & Easy Installation: The executive office chair comes with five stable and durable pulleys that rotate 360°and slide smoothly across different floors. The package contains detailed installation instructions and tools so you can assemble the chair yourself.