HIGH QUALITY MATERIALS : Quality volcanic stone materials are mixed with minerals. Rolling a stone roller on your skin feels like a mini facial massage.The trace components in quality volcanic stone can accelerate cell metabolism and release skin pore oil. FACIAL ROLLER CLEANING BALL : This face roller is made of quality volcanic stone, which soaks up excess oil instantly. Its our secret for shine-free skin any time. Use it on a clean or finished face. Volcanic Stone Oil Absorbing Ball wont mess up your makeup. STRONG OIL CONTROL ABILITY : Processed by high temperature and special technology, Facial Roller Cleaning Ball has strong oil control ability, which can effectively remove excess oil on the skin and pores. REUSABLE & EASY TO CLEAN : The oil absorbing ball is reusable and easy to clean. Just when cleaning, twist the circle of the roller to unlock it, and then pull out the stone. Wash with mild detergent, rinse and air dry, then lock the roller. EASY TO USE : As a facial oil suction tool, Facial Rolle is made of volcanic stone. Oil Control Roller can absorb excess oil immediately when used on a clean face . Easy to use, just gently roll the face roller to the T zone or any place where the skin is shiny.