{"product_id":"onyx-pro-mesh-chair","title":"Onyx Pro Mesh Chair","description":"\u003ch2\u003eWho it's for\u003c\/h2\u003e\n\u003cp\u003eFor taller bodies, bigger frames, and longer days. The Onyx Pro is built around a 400 lb capacity, BIFMA and SGS certified to outlast lighter chairs by years. Fits anyone from 5'5\" to 6'2\" — flip the arms up when you need to slide under the desk, lean back to 120° when you don't.\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0994\/4262\/2848\/files\/Flux2-Klein-4b-base_00194.png?v=1779535863\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSleek all-black design that disappears into any setup\u003c\/li\u003e\n\u003cli\u003eBreathable elastic mesh back keeps you cool through long sessions\u003c\/li\u003e\n\u003cli\u003eAdjustable headrest — height and angle, sized for any neck\u003c\/li\u003e\n\u003cli\u003eFlip-up armrests fold 45° out of the way so the chair tucks under the desk\u003c\/li\u003e\n\u003cli\u003eTilt-back 90°–120° for active sitting and real breaks\u003c\/li\u003e\n\u003cli\u003eBIFMA and SGS certified — 2 to 5 years of reliable service\u003c\/li\u003e\n\u003cli\u003eHeavy-duty 5-star base supports up to 400 lbs\u003c\/li\u003e\n\u003cli\u003eDesigned for users 5'5\"–6'2\" tall\u003c\/li\u003e\n\u003cli\u003eSmooth-rolling casters glide over wood, tile, or carpet\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0994\/4262\/2848\/files\/1_ddd5b628-3201-441b-8af6-caf4dc052839.jpg?v=1779538289\"\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; height: 293.907px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 36.4621%; height: 19.5938px;\"\u003eFrame\u003c\/th\u003e\n\u003ctd style=\"width: 63.1769%; height: 19.5938px;\"\u003eHeavy-duty metal, 5-star base, black powder coat\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 36.4621%; height: 19.5938px;\"\u003eBackrest\u003c\/th\u003e\n\u003ctd style=\"width: 63.1769%; height: 19.5938px;\"\u003eBreathable elastic mesh with lumbar support\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 36.4621%; height: 19.5938px;\"\u003eSeat\u003c\/th\u003e\n\u003ctd style=\"width: 63.1769%; height: 19.5938px;\"\u003eBreathable mesh seat with reinforced edge\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 36.4621%; height: 19.5938px;\"\u003eHeadrest\u003c\/th\u003e\n\u003ctd style=\"width: 63.1769%; height: 19.5938px;\"\u003eHeight + angle adjustable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 36.4621%; height: 19.5938px;\"\u003eArmrests\u003c\/th\u003e\n\u003ctd style=\"width: 63.1769%; height: 19.5938px;\"\u003eFlip-up, 45° fold\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 36.4621%; height: 19.5938px;\"\u003eRecline\u003c\/th\u003e\n\u003ctd style=\"width: 63.1769%; height: 19.5938px;\"\u003eTilt-back 90°–120°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 36.4621%; height: 19.5938px;\"\u003eSwivel\u003c\/th\u003e\n\u003ctd style=\"width: 63.1769%; height: 19.5938px;\"\u003e360° rotation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 36.4621%; height: 19.5938px;\"\u003eCertifications\u003c\/th\u003e\n\u003ctd style=\"width: 63.1769%; height: 19.5938px;\"\u003eBIFMA, SGS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 36.4621%; height: 19.5938px;\"\u003eCasters\u003c\/th\u003e\n\u003ctd style=\"width: 63.1769%; height: 19.5938px;\"\u003e5 smooth-rolling wheels for hard floors or carpet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 36.4621%; height: 19.5938px;\"\u003eHeight adjustment\u003c\/th\u003e\n\u003ctd style=\"width: 63.1769%; height: 19.5938px;\"\u003ePneumatic gas cylinder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 36.4621%; height: 19.5938px;\"\u003eRecommended user height\u003c\/th\u003e\n\u003ctd style=\"width: 63.1769%; height: 19.5938px;\"\u003e5'5\" – 6'2\" (165 – 188 cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 36.4621%; height: 19.5938px;\"\u003eWeight capacity\u003c\/th\u003e\n\u003ctd style=\"width: 63.1769%; height: 19.5938px;\"\u003e400 lbs (181 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 36.4621%; height: 19.5938px;\"\u003eColor\u003c\/th\u003e\n\u003ctd style=\"width: 63.1769%; height: 19.5938px;\"\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 36.4621%; height: 19.5938px;\"\u003eService life\u003c\/th\u003e\n\u003ctd style=\"width: 63.1769%; height: 19.5938px;\"\u003e2–5 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 36.4621%; height: 19.5938px;\"\u003eWarranty\u003c\/th\u003e\n\u003ctd style=\"width: 63.1769%; height: 19.5938px;\"\u003e12 months\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0994\/4262\/2848\/files\/photo_2026-05-11_18-46-05.jpg?v=1779535961\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eWhat's in the box\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × Mesh backrest with attached headrest\u003c\/li\u003e\n\u003cli\u003e1 × Mesh seat\u003c\/li\u003e\n\u003cli\u003e2 × Flip-up armrests\u003c\/li\u003e\n\u003cli\u003e1 × Pneumatic gas cylinder with cover\u003c\/li\u003e\n\u003cli\u003e1 × Heavy-duty 5-star base\u003c\/li\u003e\n\u003cli\u003e5 × Smooth-rolling casters\u003c\/li\u003e\n\u003cli\u003e1 × Hardware kit and Allen key\u003c\/li\u003e\n\u003cli\u003e1 × Assembly manual\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ErgoNest","offers":[{"title":"United States","offer_id":58105672302976,"sku":"200007763:201336106","price":320.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0994\/4262\/2848\/files\/Flux2-Klein-4b-base_00026.png?v=1779082331","url":"https:\/\/ergonest.us\/products\/onyx-pro-mesh-chair","provider":"ErgoNest","version":"1.0","type":"link"}