Dual Core S-Track Technology: Equipped with a dual-core S-track system, this massage chair provides complete massage coverage from neck to hips. With four massage techniques, 12 automatic programs and five intensity levels, it mimics professional massage techniques to help relieve fatigue and promote relaxation. Frame made of FSC Certified wood. Zero Gravity Relaxation: Designed with a two-level rocking function, the zero gravity massage chair features both Comfort Mode and Zero Gravity Mode. These settings simulate a weightless experience at optimized angles, reducing spinal pressure and offering a deeply relaxing, spa-like experience