The brush egg is used to help with the deep cleaning process of makeup brushes. The brush egg is, - compact - quick, easy, affordable and effective! - Reduces the use of brush cleaning solution (which dries out bristles) - use whichever soap or shampoo you choose - smaller knobs on top used for foaming and lathering - grooves on bottom used to agitate bristles just enough to release product, dirt, and oils without stripping them smaller knobs are also ideal for smaller eye brushes (fan, liner, smudge, pencil) for extra gentle lathering and releasing of dried on products. The overall design is scientific and beautiful, it must for girls of beauty fans when doing makeup. Come on to have your own makeup brush cleaning mat, and you'll be more amazing with perfect makeup. It is easy and effective for cleaning the brush. With different patterns of silica gel, the annoying washing process can be made very simple and efficient. Any degree of difficulty of brush cleaning will be resolved for good! suitable for cleaning all kinds of makeup brushes, like buffing brush, powder brush, foundation brush, blush brush, stippling brush, concealer brush, sculpting brush, contour brush, fan brush, eyes base shadow brush, eye shadow crease brush, eyeliner brush, brow brush, lip brush, lip liner brush, detailer brush, accent brush.