Adjustable office chair raise and lower the seat using the adjustment lever, conveniently located under the seat. Computer chair upholstery consists of smooth, supple leather, which covers both the contoured-for-support back cushion and the padded seat cushion. And massage chair have a vibrator with remote control, an easy opportunity to eliminate any back pain that you may experience due to sedentary sitting. This office chair was designed with your comfort in mind. It will help improve your posture. Feature √Massage Office chair with beautiful generous and strong practicability. √Soft padded backrest and armrests provide extra comfort. √Size and look makes the adjustable office chair ideal for any conference room or office seating, the back executive styling to make you feel relax. √The computer chair with heavy-duty metal base and arms supports are an attractive contrast to the black finish, with lock height control. √360 degree swivel wheel and chair can be more flexible in working station. Office chair PU leather chair desk chair adjustable chair ergonomic task chair computer chair with swivel chair PU leather chair rolling chair chair desk chair adjustable chair ergonomic task chair PU leather chair office chair armrest chair executive chair Task chair office computer desk chair chair adjustable chair office chair ergonomic task chair computer chair PU leather chair executive chair swivel chair rolling chair office adjustable desk task computer ergonomic executive swivel rolling chair PU leather chair.