What it is: The first-ever machine-washable makeup sponge and a convenient washball. What it does: This sponge is specially formulated using the same unique WashTech technology as The Original MakeUp Eraser to erase makeup out of your sponge by simple machine washing in the included washball. Set includes: - Makeup sponge - Washball How to use: Dab or glide to apply foundation, concealer, contour, bronzer, highlighter and more. Glide or swipe in circular motions to create a brush-like finish or dab to create the iconic sponge-like finish. When finished, toss sponge and washball into the washing machine once a week with your towel load. To dry, toss sponge and washball into your dryer on high heat with your towel load. The higher the heat, the happier the sponge because longer heat equals less germs