【FREE WGS (White Glove Service)】is now available in most areas of the United States. If needed, please contact us after placing your order until 10/31/2024；【5-Year Coverage with Expert Support】And 24/7 local customer support for your convenience. 【4D×3D Dual Back Massage Mechanism】Experience deep tissue relief with our dual-core system and customizable massage intensity. 【i-Open Flexible Rail Design】Indulge in weightless serenity through Deep Yoga-inspired Stretches, complemented by a 3D Calf and Foot Massage Experience. Adjustable SL Track with Range from 125 to 166 Degrees. 【Genuine Leather】Genuine 100% top grain cowhide leather exhibits natural variations in shade, texture, color, and grain. 【Intelligent Health Detection】This premium massage chair features advanced health assessment technology for personalized massage sessions. Alfine A860 2024 Full Body 4D Massage Chair - Intelligent Health Detection, Dual-Core System, Zero Gravity Recline, Genuine Leather, Over The Air Update, Customizable Programs, APP Control (Black)