Electric Makeup Brush Cleaner SetSet of brush count: 12 Brush material: man made fiber Handle material: wooden handle Hair length specification: 4cm Overall length specification: 20cm PRODUCT DESCRIPTION Did you know that without cleaning your makeup brushes it gathers more bacteria than your toilet brush? Gross! Do you clean your makeup brushes? No? Who can blame you, when it's hard, messy and takes hour to dry Right? WRONG! HOW TO USE? 1. Install the two AAA batteries(not include);