I purchased a few of these several years ago at a store closeout. I have used them for years and clean them weekly with brush cleaner or baby shampoo. I am surprised that hardly any bristles have fallen out and stay soft. These brushes are great for applying powder foundations.
Wegreeco Bamboo Makeup Remover Pads 12 Pack with Laundry Bag - Chemical free, Reusable Soft Facial and Skin Care Wash Cloth Pads - Wipes Face Clean (3 Color)