【INTRODUCTIONS】 Our office chair can satisfy all your daily requirements. The ergonomic design with large seat encourage proper posture and alleviate lower your back pain and Effective prevention of hemorrhoids which is good for sitting long hours, you won't feel tired even after a long period of work. The bottom of the desk chair is equipped with a tension adjusting knob to provide a certain degree of tilt so that you can relax after work. The adjusting lever can help you adjust the height of the seat so that the chair can reach your ideal height. Our computer chairs are suitable for all kinds of occasions, besides office, you can also use as the gaming chair, study desk chair. 【SPECIFICATIONS】 Capacity: 285lbs Color: Black Seat dimensions: (52 x 53) cm (L x W) Backrest dimensions: (46 x 41) cm (L x W) Armrest width: 59 cm Pillow dimensions: (28 x 14) cm (L x W) Five-star foot diameter: 60 cm Adjustable height: (101-116) cm Weight: 10.7 kg