Cook\'s Blue is a bright, richly pigmented blue taken from Calke Abbey in Derbyshire, where it was found inside a cook\'s closet. Said to deter flies, this vibrant colour is perfect for kitchens and outdoor dining areas.Exterior Eggshell brings long-lasting colour to outdoor spaces with a finish that remains flexible once dry, protecting wood and metal surfaces through changing weather. Added preservatives help to prevent the growth of algae and fungi, and the resin-rich formula resists flaking, peeling, and fading for up to six years. Providing it has been applied in accordance with Farrow & Ball Product Advice Sheets. Not suitable for use on exterior plastic surfaces or decking.