Just need to swipe your makeup brush over the sponge a few times, the powder cosmetics(removing powder color/shadow color, not for liquid) The excess powder will drop into the charcoal sponge filter in the metal tin.
The sponge is very easy to clean and only need to be cleaned about once a week! Just wash it under warm water with a bit of soap and allow to dry, and then you will get a brand new sponge.
Made of high-quality environmental friendly soft sponge which effectively clean your brush without damaging it and can be used again after cleaning. The waterproof box is made of high-quality metal.