Ergonomic Office Chair 3-Zone Dynamic Lumbar Support Adjustable Headrest,SGS Class 4 Gas Clylinder and Flip-Up Armrests Retractable Footrest Multi-Functional Office Chair Grey

Safety Certification:Ergonomic chair has undergone professional testing by SGS and is deemed highly safe. The gas lift is explosion-proof and leak-proof, capable of supporting up to 400 pounds of weight.
Lumbar Support: Ergonomic office chair features a three-zone dynamic lumbar support system that ensures a snug fit around the lower back. The left and right wings can rotate inward and outward up to 40 degrees, and the height can be adjusted by 1.6 degrees, with a 14-degree dynamic support feature
Backrest Adjustment: Office chair backrest can be adjusted in five different positions to accommodate individuals of varying heights. Simply pull it up to the highest position and press it down to return to the lowest setting.
Tilt Function: Computer chair features three different tilt angles 90°, 110°, and 135° to accommodate various sitting positions. With the added feature of a retractable footrest, you can easily switch between work and relaxation modes.
Adjustable Headrest: The four-dimensional dual-axis headrest is designed to fully support the spine and can be adjusted to fit the neck comfortably with its lifting and rotating features. This ergonomic design ensures maximum comfort.
Mesh Material: Ergonomic chair is made with a breathable mesh fabric that features a honeycomb pattern, providing excellent support and elasticity.