High Back Ergonomic Mesh Office Chair – 400 lbs, 4D Flip-Up Arms, Adjustable Lumbar & Headrest

Engineered for marathon work sessions of 8+ hours, this high-back ergonomic mesh office chair delivers full-body support with precision-adjustable components designed to reduce fatigue and promote healthy posture. Featuring an 8-level micro-adjustable lumbar system, 4D flip-up armrests, a 3D adjustable headrest, and a three-position locking recline backrest, this chair adapts to your body and work style for sustained comfort throughout the day.

Built on a reinforced heavy-duty stainless steel base with an SGS-certified leak-proof gas lift, this swivel desk chair supports users up to 400 lbs and accommodates heights from 5'5" to 6'2". BIFMA X5.1 certified for long-term structural reliability, it is an ideal choice for home offices, corporate workstations, and executive desks.

Key Features

• 8-level micro-adjustable lumbar support — 2" range targeting the L1–L5 spinal region, reducing lower-back pressure by up to 50%
• 4D flip-up armrests — height, width, depth, and angle adjustable; flip up to free desk space
• 3D adjustable headrest — height and depth adjustable for customized neck and head support
• 3-position locking recline backrest — locks at 105°, 120°, or 125° for work, relaxed, and break modes
• Oversized Aerovith Mesh seat — continuous airflow design increases support by 30% and reduces pelvic pressure by 20%
• SGS-certified leak-proof gas lift — prevents sudden sinking, ensures smooth and secure height adjustment
• Heavy-duty stainless steel base — supports up to 400 lbs with a stable, wobble-free foundation
• PU caster wheels — smooth rolling on hard floors and carpet without scratching
• BIFMA X5.1 certified — meets industry standards for office seating durability and safety

Materials & Construction

The backrest and seat are constructed from proprietary Aerovith Mesh fabric, engineered for breathability and long-term structural support. The frame is reinforced for heavy-duty use, and the base is fabricated from heavy-gauge stainless steel. PU-coated caster wheels provide smooth, floor-safe mobility across all surface types.

Product Dimensions

Individual Measurements

Usage Scenarios

Ideal for home office setups, corporate workstations, executive offices, study rooms, and any environment requiring extended hours of seated work. The high weight capacity and BIFMA certification make this chair suitable for professional and commercial use. The flip-up armrests and adjustable headrest make it equally well-suited for gaming chairs, computer desks, and standing desk pairings.