PU Leather Office Chair: This executive desk chair is made of quality waterproof and stain-resistant PU leather material, which is not easy to stain and crack. With high density sponge padding, the upholstered chair leather appearance looks more naturalErgonomic Comfort: 3.94 Inches height adjustable high back leather chair with 360° free swivel. Computer chair with curved padded backrest provides ergonomic lumbar support that releases back pressure for restingFlip-Up Armrests For Space Saving: The gaming chair is equipped with 90° flip-up adjustable armrests, just lift the armrests and push them under the desk to save 1.2m2 of space in your homeHigh Quality Bulid: Heavy duty rubber wheels that are smooth and silent on a variety of floors and won't scratch your floors. The office chair uses SGS certified level 3 gas lift, with a weight capacity of 300 lbs, suitable for most big and tall peopleRocking Function: The small chair allows for a simple rocking function when you are resting, p