B-I-N is the ultimate primer, sealer and stain killer. It offers unparalleled adhesion on any surface without sanding and has the hiding power to conceal the toughest of stains. Permanently blocks odours. Dries in minutes. B-I-N 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 offers unparalleled adhesion to glossy surfaces - including glass - without the need for scuff sanding and 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 works brilliantly on water stains, fungal degradation, nicotine, oil stains, marker pens stains and more. B-I-N permanently blocks every kind of odour (from smoke and fire damage to odours from pets and nicotine). Its dried film is non-toxic and hypo-allergenic, it may be used in areas where incidental contact with food items occur. Perfect for interior ceilings, walls, doors and related paintable surfaces and spot priming on exterior metal, trims, PVC and wood.