Ergonomic High Back Mesh Office Chair, Big & Tall Heavy Duty Swivel Chair

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• ADVANCED ERGONOMIC SUPPORT SYSTEM – Our high‑end desk chair comes with fully customizable 4D flip‑up armrests (90° upward flip, 1.2” front‑back slide, 2” height adjust, 360° swivel) and 3D flexible headrest (3.9” height adjustment, dual‑angle tilt of 45°/90°), delivering all‑round body cushioning for long‑hour working comfort
• ERGONOMIC DUAL‑DIRECTION LUMBAR CUSHION – Built‑in two‑way adjustable lumbar pillow moves 2” vertically and 1.2” horizontally, perfectly fitting your spinal natural curvature to relieve waist pressure and effectively prevent chronic back soreness during extended sitting
• SPACIOUS HIGH‑DENSITY FOAM SEAT PAD – Generous 20.5”×20.9” wide seating surface filled with 3.9” thick premium high‑density foam, adopting pressure‑dispersion tech to contour to your hips and thighs, offering stable soft support without fatigue
• MULTI‑POSITION RECLINE & PRACTICAL DESIGN – This tall office chair features smooth 90°‑135° recline with 3 lockable angles (90°,115°,135°), plus a rear‑mount clothes hanger to organize daily essentials neatly
• STABLE & SILENT HEAVY‑DUTY STRUCTURE – Robust 5‑prong metal base paired with smooth 360° silent swivel casters, supporting up to 400 lbs weight capacity, rolling steadily on hardwood, carpet and tile floors for long‑term daily use