Lock & Co Green Hat Shop Now Categories: Duchess Wardrobe, Duchess' Hats Description Description Catherine debuted a new forest green hat from Lock & Co at 2015 Christmas Church Service. The bespoke saucer shape hat designed by head designer Sylvia Fletcher was supported by a large poinsettia-like flower at the back. Embed from Getty Images Related products Roland Mouret asymmetric neck dress0 out of 5 Mulberry Amberley Clutch0 out of 5 Lock & Co Hatters Abney hat0 out of 5 J.Crew Crystal and Glass Pearl Stud Earrings0 out of 5 Get all the latest posts in your inbox. Subscribe Here