Ergonomic Office Chair Grey Desk Chair, Mesh Computer Chair Home Office Desk ?Good for Vertebral?This desk chair with curved backrest can perfectly fit your back and avoid shoulder pain. ?Designed for Sedentary?The high density seat cushion is designed with breathable mesh surface, so you will not feel stuffy and tired even after sitting for a long time. ?Good Load-bearing?Strong five-legged base makes this office chair have a good load-bearing. The 18-inch wide seat and 250-pound load-bearing capacity are suitable for most people. ?Durable Flexible?This computer chair with multi-directional casters can run smoothly and low noise. It is suitable for most offices or homes and will not scratch the floor surface. And the height of this home office desk chairs can be easily adjusted to your most comfortable position through our durable gas spring..?Easy to Assemble?This ergonomic office chair is easy to assemble through our detailed instruction manual. And we provide you with a free warranty service within one year. Note : To ensure proper assembly, please follow all steps provided in the installation manual (provided in pdf below)