The plasti kote hobby and craft sealer is a water based spray that provides a deep rich durable coating in gloss satin or matt finishes ideal for finishing ceramics decorative painting floral and craft projects and perfect for sealing decoupage projects it can also be used on ceramic china glass metal papier mache plastic stone terracotta wicker wood porcelain and most paintable surfaces to give durability and protection to any interior craft project how to use only in well ventilated areas en