About this item Ergonomic designThe executive office chair is designed with a human-centered ergonomic structure.The office chair is designed with a high-density foam cushion and a breathable mesh backrest in the middle.The curved hollow seat with breathable mesh tilts the center of gravity back to allow air circulation.Adjustable seat tilt angle and adjustable height,it can provide greater weight-bearing area and can reduce body pain. 360 degree free swivelThe gray swivel desk chair with new heavy-duty metal base and 360 degree swivel nylon smooth rolling casters can be easily moved to other places,providing great stability and mobility when using the office chair.When it's quiet around,you can't hear a thing.Because it has passed the 1000 mile rolling test. Comfortable sitting experienceMesh gray desk chair,meet the needs of people,mesh back panel allows air,body temperature and water vapor to pass through,away from the heat and humidity build-up close to the body.It can provide good