Get this office chair and enjoy the high-efficient work! This executive chair is highly adjustable. The reclining backrest can be tilted from 110°to 125° and the height of backrest can be independently adjusted within the range of 7cm. Meanwhile, you can choose the seat height from 46cm to 56cm. The customized design is dedicated to providing you with the most comfortable sitting experience on any occasion, relieving fatigue and improving working efficiency. More importantly, the ergonomic seat cushion with sunken hip shape will better fit your hip and give you long-time relaxing sitting. Curved backrest also accurately supports your back and waist and reduces body pains and aches. Features: 46cm-56cm adjustable height for different people in different occasions Adjustable armrests within 6.5cm height range offer more choice to meet your needs Ergonomic seat cushion perfectly fits hip for fatigue relief Height adjustable backrest for people of different heights Mesh backrest achieves both breathable and durable features 10°rocking function provides dynamic comfort Smooth rolling casters for flexible mobility, without hurting the floor 360°swivel design makes it more flexible to use Wide application for home, office and meeting room.