Demonstrate Brush Buddy Usage

It is used to clean your brushes faster So you put this down in a bucket throw some clean water in your bucket. We'll grab a brush to give you An idea of what's going on here. This is in the bucket and now you're just going to run your brush You know through this device right here and apparently it's supposed to clean your brush faster I'm not really sure how but it says it saves time and money. I really don't understand