Zinsser® Bulls Eye 1 Quart zero white water-base interior/exterior primer and sealer delivers best in class performance in an eco-friendly, water base, zero VOC formula. It's great for all interior/exterior surfaces. The use of unique polymers in this extreme green primer and sealer formula provides superior hide, blocks common stains, seals porous surfaces, its fast-drying and offers legendary Zinsser® adhesion.