Lark, Adjustable Lumbar Ergonomic Office Chair

The Lark chair introduces groundbreaking 3D adaptive adjustable lumbar support, ensuring continuous spinal health care, and making it the ideal choice for comfort. The seat cushion is crafted with a unique blend of structured cotton and nylon elastic material, ensuring a well-defined supportive contour and even pressure distribution.

• Independent Dual Backrest Design: 3D adjustment lumbar support boasts flexible adjustments, including 1.97'' forward/backward movement, 2.36'' up/down adjustment, and swiveling left/right function, allowing for personalized and comprehensive lower back support. Ensuring constant comfort, it provides real comfort.
• Flexible Headrest Adjustment: The adjustable headrest offers multiple positions with a 50° rotation adjustable, up/down movement 3.94'' range, and forward/backward 1.57'' range for dynamic head & neck support.
• Elastic Seat Cushion with Separation Design: Featuring a stress-resistant plastic base + 3.15'' thick high-density sponge, the cushion offers excellent support and a comfortable feel, making prolonged sitting fatigue-free.
• 3D Armrest Adjustment: The PU armrest offers a 1.97'' sliding forward/backward movement, a 30° left/right swing, and a 2.95'' up/down adjustment, providing versatile and personalized arm support.
• Breathable & Durable Surface: This office chair is made with a high-quality mesh fabric. The material is breathable to prevent heat build-up and maintain comfort when sitting for long periods. It's also flexible and durable, making this office chair a dependable choice.

Item Weight: 36.71 lbs.

Recommended height：4‘9‘’-6’1‘’

Max. Weight Capacity: 275 lbs

Details

Seat Height: 17.75"-20.88"

Seat Depth: 15.75"-19.68"

Seat Width: 18.9"

Cushion thickness:2.95''

Headrest Type： 3D Adjustment

Armrest Type: 3D Armrest

Materials: Mesh, Nylon

Tilt Mechanism: 90°-125°(4 positions locking)

Hydraulics Gas Piston: Class 3

Shipping

Box Dimensions: 30.71" x 14.17" x 20.47"

Box Weight: 43.76 lbs