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Try the new builderHBADA E3 Ultra 5.0 Ergonomic Office Chair









The HBADA E3 Ultra Ergonomic Office Chair combines extensive mechanical adjustment with support for the neck, waist, shoulders, and lower back.
The HBADA E3 Ultra Ergonomic Office Chair combines extensive mechanical adjustment with support for the neck, waist, shoulders, and lower back.

Originally developed by HBADA, the T-Shape Support System is designed to address discomfort associated with prolonged sitting by supporting the neck, waist, and shoulders.
Originally developed by HBADA, the T-Shape Support System is designed to address discomfort associated with prolonged sitting by supporting the neck, waist, and shoulders.

The 3-zone elastic lumbar system provides an 8-way adjustable, wrap-around support structure. Its floating wings rotate 40° internally and externally, while the lumbar support offers 14° of dynamic movement, 1" of front/back adjustment, and 1.6" of up/down adjustment.
The 3-zone elastic lumbar system provides an 8-way adjustable, wrap-around support structure. Its floating wings rotate 40° internally and externally, while the lumbar support offers 14° of dynamic movement, 1" of front/back adjustment, and 1.6" of up/down adjustment.

The 4D biaxial headrest adapts to different heights and sitting positions, helping keep the neck supported when leaning forward, sitting upright, or reclining. It includes 70° headrest frame rotation, 70° tilt and rotation, 1.8" of up/down adjustment, and 2.2" of forward/backward adjustment.
The 4D biaxial headrest adapts to different heights and sitting positions, helping keep the neck supported when leaning forward, sitting upright, or reclining. It includes 70° headrest frame rotation, 70° tilt and rotation, 1.8" of up/down adjustment, and 2.2" of forward/backward adjustment.
The high-elasticity cushion is designed to help prevent leg numbness during extended sitting. Its 16.5% breathable mesh combines nylon and yarn for support, airflow, and full mesh coverage.
The high-elasticity cushion is designed to help prevent leg numbness during extended sitting. Its 16.5% breathable mesh combines nylon and yarn for support, airflow, and full mesh coverage.

The 1.97" adjustable cushion accommodates different leg lengths and user heights by changing the seating depth for more precise support.

The 1.97" adjustable cushion accommodates different leg lengths and user heights by changing the seating depth for more precise support.

The product information lists a maximum weight capacity of 330 Pounds, a recommended height range of 4'11" - 6'5" (150cm-195cm), product dimensions of 26"D x 25"W x 42.91"-54.72"H, and an Alumimun base.
The product information lists a maximum weight capacity of 330 Pounds, a recommended height range of 4'11" - 6'5" (150cm-195cm), product dimensions of 26"D x 25"W x 42.91"-54.72"H, and an Alumimun base.

Everything you need to know about this product
The E3 Ultra is designed for users who want extensive mechanical adjustment, including adjustable lumbar support, seat depth, backrest height, headrest position, armrests, and recline.
The product information lists a recommended height range of 4'11" - 6'5" (150cm-195cm).
The product information states a maximum weight capacity of 330 Pounds.
The chair uses 3-zone elastic lumbar support with 8-way adjustability. The system includes 40° internal and external floating-wing rotation, 14° dynamic lumbar support, 1" of front/back adjustment, and 1.6" of up/down adjustment.
The E3 Ultra reclines up to 140° and provides multiple locking positions for working, reading, and resting postures.
The 4D biaxial adjustable headrest offers 70° frame rotation, 70° tilt and rotation, 1.8" of up/down adjustment, and 2.2" of forward/backward adjustment.
Yes. Its 1.97" adjustable cushion changes the seating depth to accommodate different leg lengths and user heights.
The cushion uses 16.5% breathable mesh made with a combination of nylon and yarn, providing full mesh coverage.
The T-Shape Support System is designed to address discomfort caused by prolonged sitting by supporting the neck, waist, and shoulders.
The product page lists a 5-Year Hassle-Free Warranty and a 30-Day in-Home Trial. The trial allows a return within 30 days of shipment if the chair is in good condition.
AI-Generated Content:These FAQs are generated by an automated AI system and may contain inaccuracies or omissions. Evetech makes no warranties, express or implied, regarding their completeness or reliability. For definitive information, please refer to the manufacturer's official specifications.