TygerClaw mid-back mesh office chair is very suitable for who need comfort when sitting in office or working station. This ergonomic office chair comes with multiple functions which provide maximum support, ease and comfort to user. This chair is upholstered in soft and durable mesh material for better comfort. The seat height can be easily and effectively adjusted by pneumatic gas lift and 360-degree swivel wheels make this chair more flexible in the working space. With the lumbar support of this chair, you can maintain your inward natural curvature of the lower spine for long working day. Upholstered in soft and durable black mesh Built in lumbar support to maintain proper sitting posture Butterfly mechanism 80 mm gas lift 300# black coated Excellent for office, work station and cubical area 360 degree swivel wheel and chair can run smoothly on floor Comfortable, Attractive, Supportive TygerClaw Mid-Back Mesh Office Chair - Black