Stiffkey Blue - pronounced \'stoo-key\' - is inspired by the Norfolk beach of the same name, where the mud is a unique shade of navy blue. In the home, however, it can create a wonderfully traditional feel, especially when used alongside pale grey Ammonite on woodwork.Estate Eggshell is a washable, water based satin finish for interior wood and metal. Its soft low-shine finish brings an understated elegance to trim and furniture and is suitable for doors, kitchen cupboards, radiators, and other wood and metalwork throughout the home.