If you want to sit upright and comfortably for a few hours, high back support is necessary and important. Lanbo ergonomic desk chair with an adjustable backrest, which can be moved up or down. The highest adjustable height is 3.5 inches. Smoothly rolling wheels help you move quickly and quietly. The adjustable height of this chair is 3.1 inches and the weight capacity is 353 lbs.

• Flexible Armrests: Come with 2 flexible armrests and they are easily adjusted up or down after pressing the button on the armrests. The highest adjustment height is 3.7 inches. All four corners are rounded to protect you from accidents.

• 360°Swivel Wheels: All the 5 wheels can be rotated and followed easily. Made from quality materials and improved by never satisfying technology, the wheels move silently and smoothly. The weight capacity of this desk chair is 353 lbs.

• High Back Desk Chair: The height of the back is 31.5 inches and designed in C-curved, which meets people's back and lumbar better. The support material is quality polypropylene and it is light but can provide enough support and is harmless to the human body.

• Easy Installation: The package inside the box are the product parts, tools for installation, and instructions. With an installation video, the chair can be assembled in 20 mins. If you need help with the installation, please feel free to contact us.