{"product_id":"english-elm-kelista-high-back-ergonomic-office-chair-mesh-comfort-adjustable-features-smooth-roller-wheels","title":"Kelista High-Back Ergonomic Office Chair - Mesh Comfort, Adjustable Features \u0026 Smooth Roller Wheels","description":"\u003cp\u003eBring contemporary comfort and professional support to your workspace with this high-back ergonomic executive chair. Thoughtfully designed for long hours of work or gaming, it pairs breathable mesh, plush cushioning, and adjustable features to keep you focused and comfortable. The chair’s modern aesthetic and transparent roller wheels complement any office or home setup while delivering smooth mobility and reliable support. \u003c\/p\u003e\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 25.5\"W x 24\"D x 47.5\"–52.5\"H (seat height adjustable via pneumatic lift)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eErgonomic high-back design:\u003c\/strong\u003e Ventilated mesh back with built-in lumbar support promotes proper spine alignment and keeps you cool during extended use.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eComfort features:\u003c\/strong\u003e Thick padded seat with waterfall edge reduces pressure on the thighs to improve circulation; fire-retardant foam for safety and durability.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAdjustability:\u003c\/strong\u003e 360° swivel, pneumatic height adjustment, adjustable headrest, tilt-lock mechanism and tilt tension knob let you customize recline, resistance, and upright locking position.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFlip-up arms:\u003c\/strong\u003e Convenient flip-up armrests convert the chair to an armless profile when needed for closer desk access or varied tasks.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSmooth mobility:\u003c\/strong\u003e Transparent polyurethane roller-style wheels with ball-bearing motion glide over hard floors and carpet without marking surfaces.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDurable construction:\u003c\/strong\u003e Chrome base and sturdy metal\/plastic frame combine with quality mesh and foam for long-lasting performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaintenance \u0026amp; assembly:\u003c\/strong\u003e Cleans with solvent-based cleaners (no water); assembles in under 30 minutes with included hardware and instructions.\u003c\/li\u003e \u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eContemporary High Back Ergonomic Computer Task Chair\u003c\/li\u003e\n\u003cli\u003eVentilated Mesh Back with Built-In Lumbar Support\u003c\/li\u003e\n\u003cli\u003eAdjustable Headrest and Flip-Up Arms\u003c\/li\u003e\n\u003cli\u003ePneumatic Height Adjustable 360° Swivel Waterfall Seat\u003c\/li\u003e\n\u003cli\u003eTilt Lock Mechanism rocks\/tilts the chair and locks in an upright position\u003c\/li\u003e\n\u003cli\u003eTilt Tension Adjustment Knob adjusts the chair's backward tilt resistance\u003c\/li\u003e\n\u003cli\u003eChrome Base with Transparent Ball-Bearing Roller Style Wheels\u003c\/li\u003e\n\u003cli\u003eClean with Solvent Based Cleaner No Water Needed\u003c\/li\u003e\n\u003cli\u003eAssembles in Under 30 Minutes with Included Materials\u003c\/li\u003e\n\u003cli\u003eModern task chair with non-marring roller wheels for gaming, business and home offices\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eAdditional Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSeat-Size: 20\"W x 19\"D\u003c\/li\u003e\n\u003cli\u003eBack Size: 20\"W x 30.5\"H\u003c\/li\u003e\n\u003cli\u003eArm-Height From Floor: 26.5\" - 30.25\"H\u003c\/li\u003e\n\u003cli\u003eArm-Height From Seat: 7.5\"H\u003c\/li\u003e\n\u003cli\u003eSeat Height: 18.75\" - 22.5\"H\u003c\/li\u003e\n\u003cli\u003eAssembly Required: Yes\u003c\/li\u003e\n\u003cli\u003eFinish: Black Nylon\u003c\/li\u003e\n\u003cli\u003eMaterial: Chrome, Foam, Mesh, Metal, Plastic\u003c\/li\u003e\n\u003cli\u003eBack Material: Mesh\u003c\/li\u003e\n\u003cli\u003eFrame Material: Plastic\u003c\/li\u003e\n\u003cli\u003eSeat Material: Mesh\u003c\/li\u003e\n\u003cli\u003eArm Material: Mesh\u003c\/li\u003e\n\u003cli\u003eFill Material: Polyurethane Foam\u003c\/li\u003e\n\u003cli\u003eWarranty: 2 Years Limited\u003c\/li\u003e\n\u003cli\u003eItem Weight: 35.7\u003c\/li\u003e\n\u003cli\u003eAdjustable: Yes\u003c\/li\u003e\n\u003cli\u003eAdjustable Arms: Yes\u003c\/li\u003e\n\u003cli\u003eArms: Yes\u003c\/li\u003e\n\u003cli\u003eMobile: Yes\u003c\/li\u003e\n\u003cli\u003eResidential Use: Yes\u003c\/li\u003e\n\u003cli\u003eRated For Commercial Use: Yes\u003c\/li\u003e\n\u003cli\u003eSeat Thickness: 3\u003c\/li\u003e\n\u003cli\u003eDegree of Swivel: 360\u003c\/li\u003e\n\u003cli\u003eBack Color: Black\u003c\/li\u003e\n\u003cli\u003eFrame Color: Black\u003c\/li\u003e\n\u003cli\u003eSeat Color: Black\u003c\/li\u003e\n\u003cli\u003eColor: Black\u003c\/li\u003e\n\u003cli\u003eConfig Color: Black\u003c\/li\u003e\n\u003cli\u003eStyle: Contemporary\u003c\/li\u003e\n\u003cli\u003eAge Group: Adult\u003c\/li\u003e\n\u003cli\u003eCushion Attachment: Fixed Seat\u003c\/li\u003e\n\u003cli\u003eFloor Glides: Casters\u003c\/li\u003e\n\u003cli\u003eRecommended Room: Home Office\/Study;Office\u003c\/li\u003e\n\u003cli\u003eBack Type: High\u003c\/li\u003e\n\u003cli\u003eArm Type: Flip-Up\u003c\/li\u003e\n\u003cli\u003eBack Style: Curved\u003c\/li\u003e\n\u003cli\u003eSeat Shape: Square\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eProduct Care\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eS-Solvent based cleaner - no water\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompliance\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eCAL 117 Certified: Yes\u003c\/li\u003e\u003c\/ul\u003e\u003cbr\u003e\u003csmall\u003eNote: Product descriptions may reference specific features of \u003cstrong\u003eBL-X-5H-RLB-GG-GIGA\u003c\/strong\u003e. You will receive the exact product according to the options (color, size, material, shape, etc.) you select on this page.\u003c\/small\u003e","brand":"English Elm","offers":[{"title":"Default Title","offer_id":47505824022695,"sku":"EE4953","price":272.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0312\/6968\/3245\/files\/BL-X-5H-RLB-GG.jpg?v=1768492188","url":"https:\/\/englishelm.com\/products\/english-elm-kelista-high-back-ergonomic-office-chair-mesh-comfort-adjustable-features-smooth-roller-wheels","provider":"English Elm","version":"1.0","type":"link"}