The Real Techniques Cashmere Dreams Complexion Sponge Duo is perfect for powder + foundation. For a smooth, even complexion, apply with the complexion sponge duos. The purple, smooth miracle complexion sponge is for liquid foundation and even coverage. The pink, flocked miracle powder sponge is for maximum powder pickup and a long lasting finish. Dampen either sponge with warm water, dip into your product and bounce to blend across the entire face for an ultimate, airbrushed finish.