What it is: A professional quality sponge created for the wet and dry application of Pro Finish. What it does: Specifically developed for dual use, Pro Finish Sponge Refill picks up the perfect amount of product whether used wet or dry. This soft sponge efficiently absorbs water for best application, but dries quickly after use. What else you need to know: This sponge is reusable. Wash with soap and water.