Material: Metal frame PU leather + High-density sponge Color: black Feature:Comfortable / sturdy / safe / durable 1. the choice of PU leather based on environmentally friendly, non-toxic and harmless, Make human skin touch feel comfortable and also chair with strong wear-resistant ,Dedicated to bring you soft and comfortable. 2.Massage chair filled with high-density memory sponge, with a quick rebound and no deformed. 3.Metal surface paint, textural quality, anti-aging, non-toxic, pullution-free and non-explosive 4.High quality powder coated metal frame , strong stand ability ,easy to folded 5.peration is simple and convenient, automatic lock retention, strong, durable, easy adjustment. 6.height can be adjusted for various parts: head, armrests, thoracodorsal, sitting and so on.