Office chair with wheel that can be raised or lowe

【Ergonomic Design】 The overall design of this office chair is ergonomic. It's designed to provide highly contoured support when and where you need it most. The chair can effectively relieve the back pain caused by long sitting. 【Comfortable Sitting】Compared with other ordinary office chairs, the cushion of this office chair uses high-density elastic sponge, which is softer, thicker and more comfortable. It can ensure the stability and durability of the seat, doubling your comfort in daily use. 【Adjustable Swivel Chair】This swivel chair can be adjusted to your preferred height with its easy-to-use lever and pneumatic system. The chair uses smooth rolling rollers and 360° horizontal rotation without resistance, silent and does not hurt the floor. 【Easy to Install】The office chair includes the screws, tools and manual needed for installation, no extra tools needed. It's a breeze to follow the installation steps and get an office chair that you can work with comfortably within 10-15 minutes. 【Multipurpose Usage】This computer chair is good for studying in your dorm or working at your desk in your home office. A perfect chair for everyday use and suitable for home offices, dorm rooms, student shields or as an accent chair.