Ecotools makeup brush cleansing cloths instantly wash away surface makeup, oil and impurities from your brushes to improve their performance for a smoother makeup application. Good for you, good for your brushes. These dermatologists tested, non-irritating cloths are made with plant-based ingredients like cucumber and aloe. Each cruelty free cloth is made with fsc (forest stewardship council) certified material and free of parabens, phthalates, sulfates, and petroleum-based ingredients. These cloths will not deposit any oily residue, leaving your brushes clean, soft and healthy.