{"product_id":"protoarc-ergonomic-office-chair-ec300-adjustable-lumbar-high-back-desk-chair-sliding-seat-3d-headrest-wider-armrests-4-tilt-backrest-mesh-chairs-for-home-office-long-hours-sitting-black","title":"ProtoArc Ergonomic Office Chair – EC300 Adjustable Lumbar High Back Desk Chair, Sliding Seat, 3D Headrest, Wider Armrests, 4 Tilt Backrest Mesh Chairs for Home Office Long Hours Sitting - Black","description":"\u003cp\u003e\u003cb\u003eBrand:\u003c\/b\u003e ProtoArc\u003c\/p\u003e\u003cp\u003e\u003cb\u003eColor:\u003c\/b\u003e Black\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e \u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eErgonomic Support, Redefined for Long Hours: The EC300 ergonomic chair is engineered for the modern professional who demands all-day comfort. From its height-adjustable backrest and precise lumbar support to the pressure-relieving foam seat, invest in 8+ hour workdays comfort. It adapts seamlessly to users from 5'4' to 6'1' (Capacity: 220 lbs)\u003c\/li\u003e\n\u003cli\u003eHeight Adjustable Backrest: Get a tailored fit for your torso. The backrest adjusts through 5 height settings, ensuring the key support zones align perfectly with your spine. This intelligent design allows the chair to accommodate a wide range of body types, providing a solid foundation of comfort\u003c\/li\u003e\n\u003cli\u003ePrecise Lumbar \u0026amp; Sacrum Support: Experience targeted relief where it counts. The lumbar support is designed to accurately cradle both your lumbar spine and sacrum with a wider surface area. This delivers full lower back support, effectively reducing pressure and promoting a more natural seated posture\u003c\/li\u003e\n\u003cli\u003eCustomizable Seat Depth: The seat slides forward and backward with a 5-position, instant-lock mechanism (50mm\/1.97' range). This lets you optimize thigh support, maintain proper back contact, and relieve pressure behind the knees—perfect for both taller and shorter users\u003c\/li\u003e\n\u003cli\u003ePremium Foam Seat Cushion: Sit softly, stay supported. The ergonomic desk chair features a premium 55 high-density foam seat cushion engineered for exceptional pressure distribution. It delivers a perfect balance of softness and firm support, ensuring lasting comfort without sagging, so you can stay focused and comfortable from morning until evening\u003c\/li\u003e\n\u003cli\u003e3D Dual-Axis Adjustable Headrest: Your neck's personal pillow. The advanced headrest offers 3D flexibility: up\/down, forward\/back, plus independent pillow and overall rotation. This dual-axis design allows micro-adjustments to perfectly cradle your head and neck, alleviating tension from stiffness or forward posture\u003c\/li\u003e\n\u003cli\u003e4-Position Recline \u0026amp; Solid Build: Seamlessly transition between tasks with four locked recline angles (90° Work, 105° Read, 120° Lounge, 130° Rest), all with adjustable tilt tension. Built on a durable alloy base with a SGS Class-4 gas lift and 60mm quiet-roll casters, the computer chair promises stability, safety, and smooth mobility for years of reliable service\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cb\u003emodel number:\u003c\/b\u003e EC300\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePart Number:\u003c\/b\u003e EC300\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePackage Dimensions:\u003c\/b\u003e 30.7 x 20.9 x 11.0 inches\u003c\/p\u003e","brand":"ProtoArc","offers":[{"title":"Default Title","offer_id":48326965362842,"sku":"B0GCM224WT","price":485.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5111\/6698\/files\/61WeUKTNEYL.jpg?v=1781516686","url":"https:\/\/j1zqpa-ft.myshopify.com\/products\/protoarc-ergonomic-office-chair-ec300-adjustable-lumbar-high-back-desk-chair-sliding-seat-3d-headrest-wider-armrests-4-tilt-backrest-mesh-chairs-for-home-office-long-hours-sitting-black","provider":"Adornify","version":"1.0","type":"link"}