Ergonomic Office Chair - High Back Desk Chair with Adjustable Lumbar Support, Headrest & 3D Armrest - 135°Rocking Mesh Computer Chair (Black)

【Features】 Ergonomic Office Chair Featuring reliable ergonomic support, It's easy to adjust seat height, headrest, backrest and arms to meet different needs, the breathable mesh back and passive lumbar support good for sitting long hours.<br>【Material】High quality mesh resists abrasion and transformation, and the mesh back and mesh seat keep air circulation for extra comfy, Aluminum alloy base，Silent casters move freely without noise.<br>【Design】The ergonomic chair has been designed and researched by professional orthopedic doctors and mechanical engineers. Based on strict standards, it has undergone professional testing and repeated experiments, and has been tested by people of different heights and weights, meeting all safety and health standards for office chairs.<br>【Adjustable】Big and Tall Office Chair ,3D adjustable armrest for different office applications, 90°-125°arbitrary backrest tilt adjustment for multiple work and rest positions, 360 ° Freedom to rotate freely.<br>【Warranty】The product warranty period is 3 years. If there are any quality issues, please contact us. We will replace the accessories or a brand new chair for you. And we promise that all services will be provided for free.

• Ergonomic Office Chair Featuring reliable ergonomic support, It's easy to adjust seat height, headrest, backrest and arms to meet different needs, the breathable mesh back and passive lumbar support good for sitting long hours.
• High quality mesh resists abrasion and transformation, and the mesh back and mesh seat keep air circulation for extra comfy, Aluminum alloy base，Silent casters move freely without noise.
• The ergonomic chair has been designed and researched by professional orthopedic doctors and mechanical engineers. Based on strict standards, it has undergone professional testing and repeated experiments, and has been tested by people of different heights and weights, meeting all safety and health standards for office chairs.
• Big and Tall Office Chair ,3D adjustable armrest for different office applications, 90°-125°arbitrary backrest tilt adjustment for multiple work and rest positions, 360 ° Freedom to rotate freely.