💺【Ergonomic office chair】 - The backrest of this office chair adopts an "S" shape design, which can provide just the right support for the lumbar spine, and conforms to the natural habits of the human body, can reduce the pressure on the waist, and can help you maintaining proper posture during work. 💺【Brown Appearance Leather Chair】- Office chair cushion and backrest filled with high-quality thickened virgin cotton, which has great elasticity and high density and allow you to sit comfortably for a long time. Providing office workers with all-day sitting experience. Fixed armrests, upholstered leather armrests provide support for the arms, while the soft leather of the armrests is easy to clean, it's the best choice for senior office room. ❤【Sturdy and Durable Chair】- The modern brown desk chairs with fixed arms offer a heavy-duty durable KD base that five pointed star structure,an upgraded safety gas cylinder, and rolling casters, which is able to hold up to 400 pounds.In addition,it also strictly meet BIFMA Standard to ensure your safety. The universal wheels ensure smooth rolling and can move freely. ❤【Adjustable Height &Rocking Chair】- The leather executive office chair can be adjusted according to the height of your desk to meet a most comfortable state, the seat height can be adjusted from 14.5 inches to 18.5 inches.The tilt tension knob under the seat can adjust the tilt of the lumbar support padded office chair to rocking by backward,range from 90° to 120°。 🔧【Easy Installation】- The office chair comes with all hardware, necessary tools and installation instructions, you can install it very easily. This brown leather office chair is suitable for office, game room, living room, bedroom, study and more. This Adjustable Height office Desk chair is perfect for office, home, study room, parlor room, meeting room and more. The Seat Cushion and Backrest of the office chair are filled with thick virgin cotton, which is comfortable and soft, and the padded leather armrests and fixed armrests provide support for the arms. Chair Dimensions: Overall Dimensions: 23.6x23.6x38.1-42.1 inches (L x W x H); Seat Width: 19.6 inches; Seat Depth: 17.5 inches; Armrest Height: 11.8 inches, Cushion Thickness: 3.93inch, Backrest Thickness: 3.93inch.