Oil Control Volcanic Facial Roller Ball, This Is Made Of Real Volcanic Stone, Which Instantly Absorbs Excess Oil Tbs Volcanic Oil Control Facial Oil Absorbing Roller Is Reusable. To Clean, Twist The RollerâS Ring To Unlock, And Pull Out The Stone. Wash With A Gentle Cleanser, Rinse, And Air-Dry Before Locking It Back In Unlike Blotting Papers For Oily Skin That Are Used Once And Thrown Out, This Oil Absorbing Roller Is Reusable. To Clean, Twist The RollerâS Ring To Unlock, And Pull Out The Stone. Wash With A Gentle Cleanser, Rinse, And Air Dry Before Locking It Back In Product Information:Oil Control Volcanic Facial Roller Ball, This Is Made Of Real Volcanic Stone, Which Instantly Absorbs Excess Oil,Features:Tbs Volcanic Oil Control Facial Oil Absorbing Roller Is Reusable. To Clean, Twist The RollerâS Ring To Unlock, And Pull Out The Stone. Wash With A Gentle Cleanser, Rinse, And Air-Dry Before Locking It Back In,Product Specification:Volcanic Stone,Tips And Advice:Unlike Blotting Papers For Oily Skin That Are Used Once And Thrown Out, This Oil Absorbing Roller Is Reusable. To Clean, Twist The RollerâS Ring To Unlock, And Pull Out The Stone. Wash With A Gentle Cleanser, Rinse, And Air Dry Before Locking It Back In