Avance™ Oxygenated Plastic Presoak is a powerful combination of oxygenated cleaners and detergents in a precision released granular form. AVance Oxygenated Plastic Presoak is strong enough to remove stubborn stains, odors and tastes from plastic without stripping off the glaze. Avance Oxygenated Plastic Presoak preserves plasticware and extends its useful life. May also be used on fine china and silverware to safely remove stubborn soils and dried-on food.