Big and Tall Gaming Chair: Compared with other gaming chairs, it has a wider seat cushion(21.70 inches) and backrest(22.10inches), they are so suitable for people with heavy weight. The seat cushion is made of one-piece anti-deformation sponge, which is durable and will not deform after long-term use, providing you with a better use experience. Certified: Gaming chair's seat and back plates are made of FSC-Certified wood. Ergonomic Black Gaming Chair: There is a small pillow on the top to protect your neck and avoid soreness. The backrest is widened to accommodate your shoulders, making you more comfortable to lean on. and linkage armrests have added sponge pads, you will feel softer.In addition, there is also a big lumbar support pillow with massager that can vibrate to relieve your fatigue. 90-135 Degree Recline with Flip-Top Footrest: Backrest can be adjusted from 90 to 135 degree to meet your different needs. 90° is used to meet your pc game or daily work needs, and 110° c