Suzy Gerstein's shop
Audrey’s Brush Collection
I use this but the unscented one to cleanse my personal brushes every month or so (I do my work ones every day for obvious reasons). The scrubber mat makes it easy to get stubborn cream product out of bristles. Try not to get the ferrule (metal part) wet as it can loosen glue that holds brush hairs together. Reshape and and remove excess moisture with a paper towel and lay flat off the edge of a table to dry