{"product_id":"protoarc-ec300-ergonomic-mesh-office-chair-black-cp016909","title":"ProtoArc EC300 Ergonomic Mesh Office Chair (Black) (CP016909)","description":"\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0551\/3972\/9497\/files\/EC300PC_1.png?v=1775792929\" alt=\"EC300 ergonomic chair banner\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0551\/3972\/9497\/files\/EC300PC_2.png?v=1775792838\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0551\/3972\/9497\/files\/PC_3.png?v=1775792674\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0551\/3972\/9497\/files\/EC300PC_4.png?v=1775792819\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0551\/3972\/9497\/files\/PC_5.png?v=1775792674\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0551\/3972\/9497\/files\/PC_6.png?v=1775792673\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0551\/3972\/9497\/files\/EC300PC_7.png?v=1775792865\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0551\/3972\/9497\/files\/PC_8.png?v=1775792674\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0551\/3972\/9497\/files\/PC_9.png?v=1775792675\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0551\/3972\/9497\/files\/PC_10.png?v=1775792675\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0551\/3972\/9497\/files\/PC_11.png?v=1775792673\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0551\/3972\/9497\/files\/PC_12.png?v=1775792674\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cvideo width=\"100%\" height=\"100%\" autoplay=\"autoplay\" loop=\"loop\" muted=\"1\"\u003e\u003csource src=\"https:\/\/cdn.shopify.com\/videos\/c\/o\/v\/67f5482b8b6745d3bfb63da8db1fd017.mp4\"\u003e\u003c\/video\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eProtoArc EC300 High-Back Ergonomic Office Chair combines a 5-position height-adjustable backrest with wide-surface lumbar and sacrum support, a 3D adjustable headrest, and a customizable sliding seat. Four lockable recline positions and a supportive 55D foam cushion provide personalized comfort for long workdays at home or in the office.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e5-Position Height-Adjustable Backrest – the entire backrest and integrated lumbar support move together through 5 height positions (2.36\" adjustment range) for a more personalized torso fit\u003c\/li\u003e\n\u003cli\u003eWide-Surface Lumbar \u0026amp; Sacrum Support – integrated into the height‑adjustable backrest, moves with it through 5 positions for consistent lower back alignment\u003c\/li\u003e\n\u003cli\u003e5-Position Sliding Seat – 1.97\" \/ 50 mm adjustment range for personalized thigh support\u003c\/li\u003e\n\u003cli\u003e55D High-Density Foam Seat Cushion – helps distribute pressure and maintain lasting support\u003c\/li\u003e\n\u003cli\u003e3D Adjustable Headrest – adjusts in height, depth, rotation, and pivot for comfortable neck support\u003c\/li\u003e\n\u003cli\u003e4-Position Recline Lock – lockable at 90°, 105°, 120°, and 130° for working, reading, relaxing, or resting\u003c\/li\u003e\n\u003cli\u003eAdjustable Tilt Tension – rotary control allows you to personalize recline resistance\u003c\/li\u003e\n\u003cli\u003eStable Construction – Class 4 gas lift, durable alloy base, and 2.36\" \/ 60 mm quiet-roll casters\u003c\/li\u003e\n\u003cli\u003eRecommended User Range – designed for users approximately 5'4\"–6'1\" and 90–220 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eUser Fit \u0026amp; Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended User Height\u003c\/td\u003e\n\u003ctd\u003e5'4\"–6'1\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended User Weight\u003c\/td\u003e\n\u003ctd\u003e90–220 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeat Depth Adjustment\u003c\/td\u003e\n\u003ctd\u003e1.97\" \/ 50 mm, 5 positions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackrest Height Adjustment\u003c\/td\u003e\n\u003ctd\u003e5 positions (2.36\" adjustment range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Components\u003c\/td\u003e\n\u003ctd\u003eEC300 Ergonomic Office Chair, Headrest, Armrests, Seat Cushion, and User Manual\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLumbar Support\u003c\/td\u003e\n\u003ctd\u003eWide-surface lumbar and sacrum support integrated into the height-adjustable backrest\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackrest Adjustment\u003c\/td\u003e\n\u003ctd\u003eEntire backrest and lumbar support move together through 5 height positions (2.36\" adjustment range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeat Cushion\u003c\/td\u003e\n\u003ctd\u003e55D high-density foam\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeadrest\u003c\/td\u003e\n\u003ctd\u003e3D adjustable for height, depth, rotation, and pivot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eArmrests\u003c\/td\u003e\n\u003ctd\u003e2D height-adjustable armrests\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecline Lock Positions\u003c\/td\u003e\n\u003ctd\u003e90° \/ 105° \/ 120° \/ 130°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTilt Tension\u003c\/td\u003e\n\u003ctd\u003eAdjustable rotary knob\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003ctd\u003eDurable alloy base\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGas Lift\u003c\/td\u003e\n\u003ctd\u003eClass 4 gas lift\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCasters\u003c\/td\u003e\n\u003ctd\u003e2.36\" \/ 60 mm quiet-roll casters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackrest Material\u003c\/td\u003e\n\u003ctd\u003eSoft-touch mesh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeat Material\u003c\/td\u003e\n\u003ctd\u003e55D high-density foam cushion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAssembly Time\u003c\/td\u003e\n\u003ctd\u003eApproximately 20 minutes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2 class=\"section-title\"\u003eWhy Choose EC300\u003c\/h2\u003e\n\u003cdiv class=\"section-content\"\u003e\n\u003cdiv class=\"section-text\"\u003e\n\u003cp\u003eThe EC300 is engineered for taller users who need full back support. Unlike chairs with separate lumbar adjustment, the EC300's entire backrest—including lumbar support—moves together through 5 height positions (2.36\" total range), ensuring integrated support across your spine. Designed for users from\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e5'4\" to 6'1\"\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand up to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e220 lbs\u003c\/strong\u003e, it pairs this unified backrest with a 5-position sliding seat (1.97\" adjustment), a 3D headrest with height, depth, rotation and pivot control, and 2D height-adjustable armrests.\u003c\/p\u003e\n\u003cp\u003eWith\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e4 recline lock positions (90°, 105°, 120°, 130°)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand an adjustable tilt tension knob, you can switch from focused work to reading or relaxing. The breathable soft-touch mesh, 55D high-density foam cushion, SGS Class-4 gas lift, and silent 2.36\" casters deliver durable, quiet performance for home office and professional workspaces alike.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2 class=\"section-title\"\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"faq-content\"\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eWhat makes EC300 different from other ergonomic chairs?\u003c\/h3\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cp\u003eUnlike chairs with separate lumbar adjustment, the EC300's entire backrest—including lumbar support—moves together through\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e5 height positions (2.36\" total range)\u003c\/strong\u003e. This provides integrated support for taller users (5'4\"–6'1\") who want full back coverage.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eWhat height and weight range does EC300 support?\u003c\/h3\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cp\u003eThe EC300 is designed for users from\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e5'4\" to 6'1\"\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand supports a weight capacity of\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e90–220 lbs\u003c\/strong\u003e. It is specifically tailored for taller frames who benefit from the full backrest height adjustment.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eHow does the backrest and lumbar support work?\u003c\/h3\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cp\u003eThe entire backrest—including the lumbar area—adjusts up and down through\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e5 positions with a total range of 2.36\"\u003c\/strong\u003e. Unlike separate lumbar systems, this keeps the lumbar support properly aligned with the backrest at every height setting.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eCan the seat depth be adjusted?\u003c\/h3\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cp\u003eYes. The EC300 features a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e5-position sliding seat with 1.97\" (50mm) adjustment\u003c\/strong\u003e, allowing you to match thigh support to your leg length and keep your back fully in contact with the backrest.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eWhat recline options does EC300 offer?\u003c\/h3\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cp\u003eThe EC300 locks in\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e4 positions: 90° (work), 105° (reading), 120° (calls), and 130° (relax)\u003c\/strong\u003e. An adjustable tilt tension knob lets you customize the recline resistance to your preference.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eWhat materials and certifications does EC300 have?\u003c\/h3\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cp\u003eIt features a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003esoft-touch mesh backrest\u003c\/strong\u003e,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e55D high-density foam cushion\u003c\/strong\u003e,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSGS Class-4 gas lift\u003c\/strong\u003e, and\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e2.36\" silent casters\u003c\/strong\u003e. The chair is certified to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTUV, SGS, BIFMA, and RHOS\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003estandards.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"ProtoArc","offers":[{"title":"Default Title","offer_id":64615949992307,"sku":"1000000022152","price":13995.0,"currency_code":"PHP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0355\/8296\/7943\/files\/Layer17_2505507c-db10-4c57-a236-cf6cfbd3e18a.jpg?v=1788829458","url":"https:\/\/ecommerce.datablitz.com.ph\/products\/protoarc-ec300-ergonomic-mesh-office-chair-black-cp016909","provider":"DataBlitz","version":"1.0","type":"link"}