[【Ergonomic Design】Silybon office chair is ergonomically designed to provide 3 support points (back/hip/hand) and proper lumbar support. The seat height can be easily adjusted to meet different needs. Strong stability even lying down will not fall. With adjustable height and 360° free rotation this mesh work chair supports shoulder and back relaxation and can be ergonomically enhanced with adjustable lumbar support and armrests for customized comfort. "【Breathable Mesh】The backrest and cushion are breathable. Made of high quality mesh to make it stable in good shape and elastic. Let you have a comfortable experience. Made of virgin cotton material the office chair intelligently responds to your bodys unique characteristics to perfectly support your weight size and even temperature and it will help you feel more comfortable at work that requires prolonged sitting. And this chair has a mesh back that allows airflow to keep you cool." 【Easy Adjustment for Custom Comfort】After 100000 experiments the seat surface is durable for 10 years the 360-degree rotation is durable for 10 years. Thicker seat cushions and blast seat pans give you more comfort and double coverage. You can flip arms up and place the chair under the table to save space. The chairs can be placed arbitrarily in relatively narrow areas. The simple and beautiful design is suitable for different decoration styles for living room study office etc.. 【Easy to Operate Rolling Base & Simple Installation】Designed with a sturdy nylon base this adjustable computer chair can support up to 300 lbs during 8 hours of continuous use. Rolling casters allow you to move easily and smoothly on the office floor. Works on any floor without damage. Detailed installation videos are in the manual and related videos section. You can easily and quickly install it yourself. 【3-year warranty worry-free after-sale】We guarantee that our customers are 100% satisfied with our high-quality office chairs! If you have any dissatisfaction please feel free to contact us we will provide you with the most satisfactory service! Action is worse than heartbeat add it to the shopping cart and buy it!]