{"product_id":"high-back-ergonomic-mesh-office-chair-400lbs-4d-flip-up-arms-adjustable-lumbar-3d-headrest","title":"High Back Ergonomic Mesh Office Chair – 400 lbs, 4D Flip-Up Arms, Adjustable Lumbar \u0026 3D Headrest","description":"\u003cp\u003eBuilt for marathon desk sessions of 8+ hours, this high-back ergonomic mesh office chair delivers precision-adjustable full-body support to keep you comfortable and productive throughout the workday. Featuring an 8-level micro-adjustable lumbar system, 4D flip-up armrests, a 3D adjustable headrest, and a three-position locking recline backrest, every component is engineered to adapt to your body and posture needs.\u003c\/p\u003e\u003cp\u003eSupported by an SGS-certified leak-proof gas lift and a heavy-duty stainless steel base rated for up to 400 lbs, this swivel desk chair is BIFMA X5.1 certified for long-term structural reliability. Silent PU caster wheels provide smooth, floor-safe mobility, and the chair assembles in approximately 30 minutes. Backed by a 5-year warranty with complimentary part replacements.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e8-level micro-adjustable lumbar support — 2\" range targeting the L1–L5 spinal region, reducing lower-back pressure by up to 50%\u003c\/li\u003e\n\u003cli\u003e4D flip-up armrests — wide, soft, non-peeling surface; flip up 90° to maximize desk space\u003c\/li\u003e\n\u003cli\u003e3D adjustable headrest — height and depth adjustable for personalized neck and head support (fits 5'5\"–6'2\")\u003c\/li\u003e\n\u003cli\u003e3-position locking recline — backrest locks at 90°, 110°, or 125° for work, relaxed, and break modes\u003c\/li\u003e\n\u003cli\u003eAerovith Mesh seat — continuous airflow design increases support by 30% and reduces pelvic pressure by 20%\u003c\/li\u003e\n\u003cli\u003eSGS-certified leak-proof gas lift — prevents sudden sinking, ensures smooth and secure height adjustment\u003c\/li\u003e\n\u003cli\u003eHeavy-duty stainless steel base — supports up to 400 lbs with stable, wobble-free performance\u003c\/li\u003e\n\u003cli\u003eSilent PU caster wheels — smooth, quiet rolling on hard floors and carpet without leaving marks\u003c\/li\u003e\n\u003cli\u003eBIFMA X5.1 certified — meets industry standards for office seating durability and safety\u003c\/li\u003e\n\u003cli\u003e5-year warranty — includes complimentary part replacements for long-term peace of mind\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eMaterials \u0026amp; Construction\u003c\/h2\u003e\u003cp\u003eThe seat is crafted from exclusive Aerovith Mesh fabric for breathability and enhanced support. The armrests feature a soft, non-peeling surface for lasting comfort. The reinforced frame and stainless steel base are built for heavy-duty, long-term use. Silent PU wheels protect all floor types from scratches and marks.\u003c\/p\u003e\u003ch2\u003eProduct Dimensions\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeat Width\u003c\/td\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeat Depth\u003c\/td\u003e\n\u003ctd\u003e19.3\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeat Height Range\u003c\/td\u003e\n\u003ctd\u003e18.5\" – 22.05\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLumbar Adjustment Range\u003c\/td\u003e\n\u003ctd\u003e2\" (8 levels)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecline Lock Positions\u003c\/td\u003e\n\u003ctd\u003e90°, 110°, 125°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight Capacity\u003c\/td\u003e\n\u003ctd\u003e400 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended User Height\u003c\/td\u003e\n\u003ctd\u003e5'5\" – 6'2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage Dimensions\u003c\/td\u003e\n\u003ctd\u003e22.5\"L x 21.0\"W x 15.0\"H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Weight\u003c\/td\u003e\n\u003ctd\u003e51.55 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eAerovith Mesh, Stainless Steel Base, PU Wheels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAvailable Colors\u003c\/td\u003e\n\u003ctd\u003eGray, Black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertification\u003c\/td\u003e\n\u003ctd\u003eBIFMA X5.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e5 years with free parts replacement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eIndividual Measurements\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eMeasurement\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeat Width\u003c\/td\u003e\n\u003ctd\u003e20 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeat Depth\u003c\/td\u003e\n\u003ctd\u003e19.3 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeat Height (min)\u003c\/td\u003e\n\u003ctd\u003e18.5 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeat Height (max)\u003c\/td\u003e\n\u003ctd\u003e22.05 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage Length\u003c\/td\u003e\n\u003ctd\u003e22.5 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage Width\u003c\/td\u003e\n\u003ctd\u003e21.0 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage Height\u003c\/td\u003e\n\u003ctd\u003e15.0 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Weight\u003c\/td\u003e\n\u003ctd\u003e51.55 pounds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eUsage Scenarios\u003c\/h2\u003e\u003cp\u003eIdeal for home offices, corporate workstations, executive desks, study rooms, and any environment requiring extended hours of seated work. The 400 lb weight capacity, BIFMA certification, and 5-year warranty make this chair a reliable long-term investment for professional and commercial use. Available in Gray and Black to suit a variety of workspace aesthetics.\u003c\/p\u003e","brand":"CAPOT","offers":[{"title":"Gray","offer_id":46936372641923,"sku":"B0D9VPSQM7","price":427.99,"currency_code":"USD","in_stock":true},{"title":"Black","offer_id":46936372674691,"sku":"B0D9VPSQM8","price":427.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0714\/3528\/8707\/files\/71bNAamEELL_2a692bb3-4046-4d31-bc26-9b2dc7cf1560.jpg?v=1775720561","url":"https:\/\/alonfurniture.com\/products\/high-back-ergonomic-mesh-office-chair-400lbs-4d-flip-up-arms-adjustable-lumbar-3d-headrest","provider":"ALON FURNITURE","version":"1.0","type":"link"}