IntimaTe WM Heart Executive Racing Style Office Chair PU Leather Race High Back Swivel Seat Computer Desk Lumbar Support Chair Adjustable height seat: Pneumatic gas lift allows for easy height adjustment according to your height and the height of the desk you will be using. 360 Degree Swivel: Multi-direction wheel swivels for a full range of motion and move smoothly on floor. The Function of Lean Back: The whole chair can rocked back and forth, which is suitable for napping, sitting during busy working days,wonderful experience in intense computer, mobile phone gaming moment, listening to music at your desk, or home office. Special and Exquisite Design: Beautiful Sports style two holes on the backrest preventing body heat and moisture build up.Thickened armrest pads support user's arms and protect use's elbows, maximizing ergonomic benefits and comfort. Comfortable Material: The thick and soft PU upholstery with ample padding,reduce your hip pressure, it is difficult to decline and deform. Nylon mesh cloth in the middle of chair backrest can disperses heat and moisture for maximum comforts.