{"product_id":"adjustable-360-swivel-office-chair-with-black-foot","title":"Ergonomic Shell-Back Swivel Office Chair with Adjustable Height \u0026 Recline","description":"\u003ch2\u003eErgonomic Shell-Back Swivel Office Chair with Adjustable Height \u0026amp; Recline\u003c\/h2\u003e\u003cp\u003eStay comfortable and focused through long work sessions with this sleek ergonomic swivel office chair. Its bionic shell-shaped seat and backrest are designed to follow the natural curve of the spine, while the 360° rotation, adjustable seat height, and reclining backrest give you the freedom to find your perfect sitting posture. Clean vertical stripe detailing and a minimal silhouette make it a stylish addition to any home office, study, dining room, or multi-purpose space.\u003c\/p\u003e\u003ch3\u003eDimensions \u0026amp; Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Size:\u003c\/strong\u003e Approx. 19\"W × 19\"D × 33–37\"H (48 × 48 × 84–94 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeat Width:\u003c\/strong\u003e Approx. 17\" (43 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeat Depth:\u003c\/strong\u003e Approx. 16\" (41 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeat Height (adjustable):\u003c\/strong\u003e Approx. 17–21\" from floor (~12 cm range)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBackrest Recline:\u003c\/strong\u003e 105° – 120° elastic recline with adjustable tension knob\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSwivel:\u003c\/strong\u003e 360° full rotation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGas Lift:\u003c\/strong\u003e SGS-certified 3-stage pneumatic rod\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBase:\u003c\/strong\u003e Black powder-coated iron 5-star base, high-pressure tested\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFoot Pads:\u003c\/strong\u003e Anti-slip plastic floor protectors on all legs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Colors:\u003c\/strong\u003e Grey | Pink | Beige | White | Blue\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAssembly:\u003c\/strong\u003e Simple – attach legs to seat with 4 screws\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBionic Shell-Back Design:\u003c\/strong\u003e The seat and backrest form a single, seamlessly curved shell inspired by the natural contours of the human body. The gentle curvature cradles your back and distributes pressure evenly, reducing fatigue during extended sitting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eErgonomic Spine Support:\u003c\/strong\u003e The slight curvature of the backrest surface is calibrated to match the natural S-curve of the spine, providing attentive lumbar and upper back support that helps maintain good posture over long study or work sessions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12 cm Height Adjustment Range:\u003c\/strong\u003e The SGS-certified 3-stage pneumatic gas lift allows smooth, tool-free height adjustment over a 12 cm range, making it easy to align the chair with desks and tables of various heights.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e105°–120° Adjustable Recline:\u003c\/strong\u003e Lean back for a moment of rest or tilt adjustment between 105° and 120°. The bottom tension knob lets you customize how firm or easy the recline resistance feels — tailored to your preference and body weight.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e360° Full Swivel Rotation:\u003c\/strong\u003e Rotate freely in any direction to reach different areas of your workspace without straining, making multitasking at a desk easier and more comfortable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Pressure Tested Iron Base:\u003c\/strong\u003e The black powder-coated 5-star iron base has passed rigorous high-pressure testing, ensuring the foundation remains stable, strong, and creak-free under sustained daily use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnti-Slip Floor Protectors:\u003c\/strong\u003e Plastic footpads on every leg prevent the chair from sliding and protect hard floors and carpets from scratches and scuff marks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5 Color Options:\u003c\/strong\u003e Available in Grey, Pink, Beige, White, and Blue — a range of tones that complement both neutral and accent-forward interior palettes.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Stone's Kenmore","offers":[{"title":"GREY","offer_id":50521563234361,"sku":null,"price":89.66,"currency_code":"USD","in_stock":true},{"title":"PINK","offer_id":50521563267129,"sku":null,"price":89.66,"currency_code":"USD","in_stock":true},{"title":"BEIGE","offer_id":50521563299897,"sku":null,"price":89.66,"currency_code":"USD","in_stock":true},{"title":"WHITE","offer_id":50521563332665,"sku":null,"price":89.66,"currency_code":"USD","in_stock":true},{"title":"BLUE","offer_id":50521563365433,"sku":null,"price":89.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/3544\/9657\/files\/9284869652639_51136.webp?v=1790062943","url":"https:\/\/stoneskenmore.com\/en-us\/products\/adjustable-360-swivel-office-chair-with-black-foot","provider":"Stone's Kenmore","version":"1.0","type":"link"}