Off-Black is quite simply what it says: a softer alternative to a true, pitch black for front doors, woodwork, and - for the daring - the walls of any small space crying out for a bit of character.Full Gloss is an ultra-high-gloss water based finish suitable for both interior and exterior wood and metal, as well as bringing a touch of glamour to walls and ceilings. Farrow & Ball\'s highest-shine finish, it\'s resistant to water, 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.