What it is: A silicone cleaning spray to remove dirt and makeup residue from silicone devices. What it does: Silicone makeup devices can gather bacteria after numerous uses. This cleaning spray kills 99.9% of bacteria including those found in oil, dirt, cleaner and makeup residue. By spraying a small amount onto silicone devices regularly, you extend their lifespan and prevent breakout-inducing bacteria from entering your pores. Ingredients Water, Sodium Laureth Sulfate, Disodium Lauroamphodiacetate, Polymer 184, Decyl Glucoside, Butylene Glycol, Aloe Barbadensis Leaf Juice, Phenoxyethanol, DMDM Hydantoin, Benzethonium chloride, Triethanolamine. How to Spray the entire device. Spread the solution with fingers to distribute evenly over surfaces, then rinse with water and pat dry with a lint-free cloth or towel. Use whenever makeup residue is visible on the brush surface or once a week.