This dry sponge makeup brush cleaner is compact & can easily be carried in your purse. It measures about 3" in diameter. It enables you to clean your brushes in between colors. No need to change brushes when changing from one color to another. Just swirl your makeup brush on the dry sponge. Both sides of the sponge can be used. The sponge can easily be removed in order to wash it. Just simply remove the sponge and clean with mild soap or baby shampoo. The chunky glitter gives it texture.