200KG 440lbs Heavy Duty Ergonomic Office Chair Big

200kg Weight Capacity Wide Office Chair

Certified to European seating EN12520 standards, the ReliefBack Max office chair features sturdy steel legs, an SGS-certified gas lift, and durable PU casters, supporting up to 200 kilograms. Its reinforced base ensures exceptional stability, while the quiet casters allow smooth movement across all floor types. With an adjustable seat height ranging from 47 to 56 centimeters, this high back gaming chair is suitable for users with a height range of 1.6-2.05 meters.

2026 UPGRADED 3D Armrests: 30% More Durable

New for 2026: Following extensive durability testing, we have reinforced the internal structural components of our 3D armrests. These upgraded units are now 30% stronger, eliminating the fragility found in standard office chairs. Adjustability: 7cm height, 5cm forward/backward, and 30degrees rotation for bespoke arm support.

Dynamic Lumbar Support

The ReliefBack Max ergonomic desk chair features an automatic dynamic lumbar support that adapts to the curvature and movements of your lower back, minimizing the discomfort often caused by traditional lumbar support, while providing precise and comfortable support. It's ideal for individuals who sit for long periods in corporate offices, study rooms, or gaming rooms. Note: The Adaptive Lumbar Support Can Rotate Downward by 30degrees, but It Cannot Rotate Upward!

Adaptive Recline Custom Comfort

Master your workspace with an innovative Weight-sensing Base that auto-adjusts tilt tension based on your physique for smooth, effortless movement. Whether in "Deep Work" or "Break Time," you can lock your ideal position at 90degrees, 110degrees, or 122degrees. Combined with a fully adjustable 2D headrest (5cm lift, 60degrees pivot), this system provides bespoke support for your spine and neck throughout the day.

Climate Comfort Seat

Crafted with high-density foam and breathable mesh, the seat is designed to regulate temperature, staying cool in summer and supportive in winter. The Flat-Thick Design allows for various sitting positions without restricting leg movement—perfect for different body types.

Professional Customer Service

specializes in ergonomic chairs tailored to fit European body types. For any inquiries or concerns, please reach out to us directly – refer to the User Manual for contact details.

Specifications

• Colour: Black
• Material: Metal
• Product dimensions: 76D x 40W x 53H centimetres
• Size: 0.40m x 0.53m x 0.76m
• Special Features: Weight-activated base, Dynamic lumbar support, 3D adjustable armrests, 2D adjustable headrest, 3 lockable tilt angles
• Unit Count: 1.0 count
• Recommended Uses For Product: office work, gaming, studying
• Room Type: Office
• Age Range Description: Adult
• Included Components: Assembly instructions, Assembly tools
• Surface Recommendation: Hard Floor
• Indoor Outdoor Usage: Indoor