This Zinsser B.I.N(r) Primer, Sealer Stain Killer Paint has the following specification: Colour: White Size: 1 litre Zinsser's B-I-N(r) is the ultimate shellac-based primer, sealer and stain killer. It is perfect for use on interior surfaces and spot priming of exterior surfaces. B-I-N(r) offers unparalleled adhesion to glossy surfaces including glass without the need for scuff sanding, and it blocks stubborn and persistent stains. The high adhesion shellac formula seals porous surfaces with excellent enamel holdout, even sealing bleeding knots and sap streaks. B-I-N(r) works brilliantly on water stains, mildew stains, nicotine, oil stains, marker pens stains and more. B-I-N(r) permanently blocks every kind of odour (from smoke and fire damage to odours from pets and.