{"product_id":"b0fk4l3rm5","title":"Ergonomic Office Chair Desk Chair Dual-backrest Computer Chair with Flexible Lumbar Support and Adjustable Height, 500lbs Extra Wide Seat with Wheels, for Home \u0026 Office Use Grey","description":"\u003cdiv\u003e\n\u003ch1\u003eAbout This\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003e✔ 2025 NEW DUAL-CURVED BACKREST: Featuring a double-curved backrest design that precisely contours to the natural spinal alignment, excellent back support system with tilt-lock recline (90°~120°), this ergonomic office chair combines medical-grade posture correction with commercial durability, ideal for programmers, remote professionals, and anyone who values health-conscious design. It delivers the support and adjustability expected in a corporate setting, also suit for the modern home office.\u003c\/li\u003e\n\u003cli\u003e✔ TARGETED SACRAL AND LUMBAR SUPPORT: For the back and waist tension via rear knobs allows personalized adjustment to meet your needs. Livegift desk chair comforts for work and gaming, supports for back pain \u0026amp; sciatica, reduces pressure by 32% during 8-hour work sessions, ensures your comfort and well-being during long hours sitting.\u003c\/li\u003e\n\u003cli\u003e✔ 500 LBS LOAD-CAPACITY AND PREMIUM MATERIALS: Orthopedic-endorsed executive chair with scientifically calibrated seat dimensions (20.1\" L × 20.1\"W × 3.9\" H).High-density cold-cure foam seat base features waterfall edge technology to enhance 18% better leg circulation versus standard chairs. Breathable mesh surface maintains 4°F cooler seat temperature during extended use, complemented by memory foam layered cushioning that adapts to hip contours while preventing pressure points.\u003c\/li\u003e\n\u003cli\u003e✔ HEIGHT ADJUSTMENT AND ROTATIONAL ARMRESTS: Offers millimeter-precise adjustments: 3.2\" vertical travel, 1.6\" depth control, 15° inward tilt, and 30° rotational swivel. PU-wrapped elbow of task chair supports maintain ergonomic 90° shoulder alignment during typing tasks, reducing trapezius muscle strain by 27% according to clinical trials. Suitable for 5'1\" to 6' adult.\u003c\/li\u003e\n\u003cli\u003e✔ 5D ADJUSTABLE 135° ROTATIONAL HEADREST: 5-axis cervical support headrest of Livegift office chair with curved lamellar structure enables tilt (±15°), height (2\" range), and 135° rotational fine-tuning—the industry's first true multi-posture adaptation system. Automatically maintains C1-C7 vertebrae alignment during posture changes, it can decrease neck fatigue by 41% in 6-hour gaming sessions through multiple experiments and tests.\u003c\/li\u003e\n\u003cli\u003e✔ QUICK AND EASY ASSEMBLY: Commercial-grade construction meets ANSI\/BIFMA testing standards, suitable for executive suites, coding stations, and esports setups. Tool-free assembly completes in 5 minutes (verified) with our Livegift chair instruction manual and professional installation video. Backed by 24-month full warranty including free replacement parts through manufacturer-direct Technical support.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eOverview\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003eBrand : Livegift\u003c\/li\u003e\n\u003cli\u003eColor : Headrest - Grey\u003c\/li\u003e\n\u003cli\u003eProduct Dimensions : 21.7\"D x 14.6\"W x 24.8\"H\u003c\/li\u003e\n\u003cli\u003eSpecial Feature : Adjustable Backrest, Adjustable Headrest, Adjustable Lumbar Support 90-120° Tilt Lock, Flip-Up Arms\u003c\/li\u003e\n\u003cli\u003ePattern : Solid\u003c\/li\u003e\n\u003cli\u003eMaterial\nPlastic : Item Weight\n15.2 Pounds\u003c\/li\u003e\n\u003cli\u003e : Material\nPlastic\u003c\/li\u003e\n\u003cli\u003e : Item Weight\n15.2 Pounds\u003c\/li\u003e\n\u003cli\u003eMaximum Weight Recommendation\n500 Pounds : Style\nModern\u003c\/li\u003e\n\u003cli\u003e : Maximum Weight Recommendation\n500 Pounds\u003c\/li\u003e\n\u003cli\u003e : Style\nModern\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Livegift","offers":[{"title":"Default Title","offer_id":44723624247350,"sku":"B0FK4L3RM5","price":289.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/7482\/8598\/files\/81hATeIsmbL._AC_SX679.jpg?v=1769065151","url":"https:\/\/withushome.com\/products\/b0fk4l3rm5","provider":"WithusHome","version":"1.0","type":"link"}