GIANNA Office Computer Desk Chair, Ergonomic Office Chair with Adjustable Headrest, 2D Armrests, Lumbar Support, Black

[Adjustable Headrest & Lumbar Support]: The adjustable headrest on this ergonomic home office chair can be raised to the perfect height and tilted at a 45° angle for both work and relaxation. The plush lumbar support can be freely adjusted up and down, as well as front and back, to snugly fit the lumbar region and alleviate the fatigue of prolonged sitting. [High-Quality Base]: This comfortable swivel chair offers easy height adjustment from 19.48" to 23.22". Its spacious 5-star base ensures enhanced stability, supporting a weight capacity of up to 350 lbs. The smooth, multi-directional wheels, crafted from PU material, glide effortlessly without resistance or noise. You can move across tiles, hardwood floors, and carpets seamlessly, without causing any damage to the flooring surface. [Breathable Mesh Back & cozy Cushion]: The backrest and seat cushion of this desk chair feature a breathable mesh fabric, promoting air circulation and creating a fresh working atmosphere. The chair's cushion is constructed with soft sponge material, offering ample padding and support. The 4-inch thickened sponge cushion ensures maximum comfort and relaxation during extended periods of work. Whether you are leading lengthy meetings, writing reports, or managing office duties, rest assured that you will feel comfortable and fully supported. [Ergonomic Design]: Designed with an S-shaped ergonomic high back, this office desk chair accommodates the natural curvature of your spine, offering optimal support for your lumbar region and shoulders. The mesh backrest can be tilted between 90° and 135°, ensuring comfort and relaxation during extended periods of sitting. [Simple Assembly]: The big and tall office chair comes with all the hardware and tools needed for assembly conveniently included in the same box. Detailed instructions is also provided to assist you. You can effortlessly put together this chair in under 20 minutes.