Upgrade your workspace comfort with this Ergonomic High-Back Mesh Office Chair designed for long hours of focused work. Featuring a breathable mesh back, fully adjustable lumbar support, and customizable headrest and armrests, this chair adapts perfectly to your posture and body shape – keeping you supported and comfortable throughout the day. The adjustable 2D headrest and reclining backrest (90°-120°) let you switch seamlessly between upright focus and relaxed leaning, while the 3D armrests adjust forward/back, rotate, and flip up for maximum versatility. The adaptive lumbar system moves both vertically and horizontally to fit your spine’s natural curve, reducing strain during extended sitting. A wide, cushioned seat with 3.14 thick high-density foam offers exceptional comfort and supports up to 300 lbs. Smooth-rolling casters and a sturdy swivel base ensure easy mobility, while the durable construction meets BIFMA and SGS safety standards. Perfect for home offices, corporate workstations, or study areas, this chair combines professional style with ergonomic performance. Fully Adjustable Comfort: 2D headrest, 90°-120° reclining back, 3D armrests for any work posture. Adaptive Lumbar Support: Adjusts forward/back (1.18″) and up/down (2.16″) to match your spine. Breathable Mesh Back: Keeps you cool and supported without trapping heat. Cushioned Wide Seat: 3.14 thick high-density foam, supports up to 300 lbs. Space-Saving Armrests: Flip up to slide chair under desk when not in use. Durable & Safe: BIFMA and SGS certified components for long-lasting reliability.