5. Material: Food Grade Silicone . Using Food Grade Silicone Material, Combined With Microchip & Sonic Vibration Technology To Help Deep Cleansing Of The Face, Magnetic Introduction Facilities The Absorption Of Essences & Skin Care Products, Improving Absorption Efficiency & Absorption, Color Light Activates The Synthesis Of Dermal Collagen & Insists On Using It To Make The Skin More Elastic And Shiny.