DIY a makeup brush cleaning board. Use a clip board and a hot glue gun. Small dots are for eye shadow / smaller brush heads; bigger dots are for face powder/ bigger brush heads; the wave lines are for cleaning out the soap.
I'm only responsible for what I say, not for what you understand. Although as an author I am responsible for making readers understand--a reader who doesn't understand is an unhappy reader. (And there is some value to leaving some questions unanswered.