Lock & Co Green Hat View/Shop Categories: Duchess Wardrobe, Duchess' Hats Tag: Green hat Description Description Catherine wore a green Lock & Co hat at the 2017 St. Ptrick’s Day Parade. The cocktail molded hat a suede finishing and was custom designed by the head designer Sylvia Fletcher. Embed from Getty Images Related products Emilia Wickstead Kate A-line Wool-Crepe Dress Lock & Co Hatters Abney hat Emilia Wickstead Mint Blue Crepe Dress Alexander McQueen Coat Dress Get all the latest posts in your inbox. Subscribe Here