Alleviate the Tiredness in Your Shoulders and ArmsWell-padded armrests are designed to ease the fatigue in your shoulders and arms. When your shoulders and arms get tired after typing for long time, you can rest your arms on well-padded armrests for a short time break.Knee-tilt MechanismPush the lever in to lock your chair in an upright position at 90°; pull the lever out to unlock and recline the chair between 95° and 120° to support your body's natural movements.360° Swivel & Adjustable Height360-degree swivel allows you to make the maximum use of your workspace. Adjustable seat height makes it easy for you to work with desks of different heights.Thoughtful Nylon CastersCoated PU casters with anti-skid pads are designed for the comfort of your feet while sitting, which also adds to the convenience of moving around.Made of High quality leather. Gold plated leg that adds more beauty. The weather surface has good gloss, strong breathability, softness and toughness, moderate thickness, and effect of warm winter and cool summer, and feel comfortable