St Giles Blue is one of Farrow & Ball\'s most intense blues, and an enduring favourite in the company\'s palette. It was originally found at the 17th-century St Giles House, near to Farrow & Ball\'s home in Dorset, but is just as suited to modern homes, where it is a cheerful presence in any room.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.