This Costway Adjustable Swivel Office Chair combines comfort and beauty. The curved armrest and backrest support your body well. The breathable leathaire cover and high-density sponge provide a full relax for you. And even in sultry weather, the back hole can keep the air well-ventilated. For users of different heights, the seat can be adjusted up or down smoothly thanks to the premium BIFMA certified gas pole. Also, the rocking mode provides you with relaxing moments. The 5-claw base ensures strong stability, and the universal wheels allow you to move it easily.