Ergonomic Rolling Mesh Back Desk Chair with Executive Lumbar Support and Adjustable Swivel Design for Home Office Computer Black 4 Pack

Breathable Mesh Design: Our ergonomic mesh office chair keeps you cool and comfortable, whether youre working or gaming for long hours. The high-resilience mesh seat and backrest offer superior support and allow maximum airflow, preventing heat buildup and keeping you refreshed and focused.;
Strong and Sturdy: This chair has been rigorously tested and certified by SGS and BIFMA, with a maximum weight capacity of up to 275 lbs. Its 3-stage cylinder provide a balance of safety and stability.;
Multi Adjustable Features: This computer desk chair could be adjusted easily to find your most comfortable position, with the adjustable lumbar support and adjustable seat height. Pull the height adjust stick to unlock the back tilt, max extra 15° tilt angle.;
360-Degree Movement: The height of the seat can be adjusted using the handle at the right bottom of the seat, meet different heights of desks. Also, you can tilt backward to relax, switch your sitting posture, and adjust the tilting angle by twisting the tension column under the chair seat. The office chair uses smooth casters, and 360° horizontal rotation without resistance, it is quiet and the good PU material wont hurt floor on moving;
Easy To Install: Executive office chair is easy to assemble through our detailed instruction manual, no additional tools and accessories are required. It will take about 10-15minutes.