{"product_id":"ergonomic-high-back-mesh-office-chairs-lumbar-support","title":"Ergonomic High-Back Mesh Office Chair with Lumbar Support","description":"\u003cp\u003eA premium ergonomic office chair engineered for professionals who spend 8+ hours at a desk. Built with a breathable high-strength mesh back, multi-zone adjustability, and a high-resiliency foam seat cushion, this chair actively supports posture, reduces lower back strain, and promotes long-term comfort in home office and professional workspace environments.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eErgonomic Multi-Zone Adjustability:\u003c\/strong\u003e Adjustable lumbar support, seat depth (5 positions), seat height, 3D headrest, and large multi-dimensional armrests — accommodates users from 5'4\" to 6'3\" with a weight capacity up to 280 lbs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-Direction Lumbar Support:\u003c\/strong\u003e 2.36\" height + 0.8\" depth customization contours to the spine's natural curve, reducing lower back pressure by up to 50%.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Resiliency Foam Seat Cushion:\u003c\/strong\u003e 55-density foam with enhanced pressure distribution targets sitting bones and relieves sacral pressure; reinforced base prevents sagging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSliding Seat Depth:\u003c\/strong\u003e Instant-lock mechanism with 5 adjustable positions optimizes leg support for both taller and shorter users.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety \u0026amp; Durability Certified:\u003c\/strong\u003e Meets BS EN 1335 ergonomic requirements; tested by SGS per ANSI\/BIFMA X5.1; TÜV Rheinland-certified Class 4 gas lift (EN 16955) for smooth, stable height adjustment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBreathable Mesh Back:\u003c\/strong\u003e High-strength mesh construction distributes pressure evenly and promotes airflow during extended seated sessions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eMaterials \u0026amp; Construction\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBack Material:\u003c\/strong\u003e Breathable mesh (nylon reinforced)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeat Material:\u003c\/strong\u003e High-resiliency foam (55 density) with mesh cover\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrame Material:\u003c\/strong\u003e Nylon base with Class 4 pneumatic gas lift\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eUsage Scenarios\u003c\/h2\u003e\n\u003cp\u003eIdeal for home office desks, corporate workstations, computer setups, gaming desks, and any seated work environment requiring extended daily use. Suitable for remote workers, executives, designers, and professionals seeking a posture-supportive, adjustable desk chair.\u003c\/p\u003e\n\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Dimensions\u003c\/td\u003e\n\u003ctd\u003e20\"D x 21.26\"W x 44.5\"H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003eMedium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eMesh, Nylon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight Capacity\u003c\/td\u003e\n\u003ctd\u003e280 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser Height Range\u003c\/td\u003e\n\u003ctd\u003e5'4\" – 6'3\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eBS EN 1335, ANSI\/BIFMA X5.1, TÜV Rheinland EN 16955\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage Dimensions\u003c\/td\u003e\n\u003ctd\u003e30.0\" x 20.2\" x 10.7\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Weight\u003c\/td\u003e\n\u003ctd\u003e47.75 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eDimensions Breakdown\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eMeasurement\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth\u003c\/td\u003e\n\u003ctd\u003e20 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth\u003c\/td\u003e\n\u003ctd\u003e21.26 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight\u003c\/td\u003e\n\u003ctd\u003e44.5 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"ProtoArc","offers":[{"title":"Black","offer_id":47029547860099,"sku":"B0F9WCGMQH","price":416.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0714\/3528\/8707\/files\/71miNYiVYOL.jpg?v=1776567214","url":"https:\/\/alonfurniture.com\/products\/ergonomic-high-back-mesh-office-chairs-lumbar-support","provider":"ALON FURNITURE","version":"1.0","type":"link"}