Sponges are particularly prone to contamination as they are used to apply oil-based makeup & research highlighted that 93% of beauty blenders have never been cleaned! They are also generally left damp after use, which creates a fertile breeding ground for harmful bacteria & fungi. The ISOCLEAN Cosmetic Sponge Cleaner provides thorough, deep cleansing for your beauty blenders & cosmetic sponges. It is anti-microbial, quick, easy to use & it rids your sponge tools of harmful micro-organism to ensure safe, contamination-free application.