The basics The Aqua Blue Sealer is a water based cosmetic sealer for make up, prosthetics, etc.  The benefits This sealer is waterproof and oil resistant. The uses A light spray is usually all that is necessary.  The Pro Tip This product contains a matting agent to create a satin finish, however if you feel it is too much sheen you can add a small amount of Cab-O-Sil to take it down.