The desk chair is made of high-quality polyester mesh, which is wear-resistant and breathable, and the seat cushion is filled with high-density thick sponge, providing a soft and durable sitting experience. With a simple and modern design, this home office chair fits most decoration styles; its flip-up armrests and rotary castors make it easy to fit under any table, and it is suitable for a range of rooms including bedroom, living room, study room, meeting room and office. This computer chair can be easily customized to your personal preferences—you can adjust the headrest, armrests, lumbar support, seat height and rocking mode to keep you relaxed for long hours. The headrest, backrest and lumbar support of the home office desk chair provide optimum comfort for your back, allowing you to stay productive all day long. All needed parts are included in the package and a detailed assembly manual is provided; you can easily assemble this desk chair in only 20 minutes by following the instructions, without additional tools.