Luxury Dual Core SL Tracking Full Body Zero Gravity Massage Chair with Neck & Full Body Air Pressure Massage Leather Upholstery. Dual Core 3D Massage: Features 3D+3D massage mechanism with 4-hand simulation for deep tissue relief. Extended SL-Track: 135cm extended SL-track ensures comprehensive coverage from neck to legs. Zero Gravity & Air Pressure: Zero gravity feeling combined with full body and leg air pressure massage. Smart BodyScan Tech: Advanced smart body scanning technology for personalized massage adjustments. Customizable Programs: 22 custom programs plus timing control for tailored user experiences. Wireless Charging: Cutting-edge wireless charging feature integrated into the chair design. Triple-Zone Foot Therapy: Includes Gua Sha and acupoint stimulation for comprehensive foot care. 100% Quality Inspection: All products undergo 100% visual and function inspection before shipment.