There are a few things you can do to clean a scrub daddy. The first is to get it wet. This will help remove any dirt and debris that may have built up on the surface of the scrub daddy. Next, use a mild soap solution to clean the inside of the scrub daddy. Be sure to use enough soap so that it covers all of the dirt and debris that was removed from the surface of the scrub daddy. Finally, dry off the scrub Daddy by using a dryer set on low heat.