Roller function Relieves facial tension. Improves skin elasticity by tightening and toning the skin. Reduces puffiness, eye bags and dark circles around the eyes. Helps penetrate beauty products like face creams and serums deeper into the skin for better absorption. Promotes blood circulation to the face for a natural healthy glow.Made of plastic resin How to use 1. Wash the face with normal cleansers. 2. Apply all night creams to your face and neck. 3. Use upward motions to move the Roller gently over your forehead, cheeks, around the lip and neck area. Close your eyes and gently roll over your eyelids if you have puffy eyes or bags under your eyes. 4. Use the roller on your face and neck for 5-10 minutes. 5. Use the Roller three times a week to reduce fine lines and wrinkles.