• Adjustable seat height for people of different heights• Designed with a rocking backrest to reduce fatigue• Swivel seat enables you to easily reach different work areas• Premium PVC leather is skin-friendly and easy to maintain• High-density sponge is supportive and anti-deformation• Provides great head support, back support, arm support, hip and leg support• SGS certified gas rod to seamlessly adjust the seat height•5-claw metal base ensures optimal sitting stability• Universal wheels allow for effortless movement anywhere• Height adjustment lever and tilt tension knob make it easy to adjust• Note: The office chair requires assembly