As the oldest hat shop in the world, Lock and Co. Hatters has provided headwear for men of distinction since 1676. From their home on St. James's Street in London, Lock and Co. serves a client base that includes His Royal Highness, the Duke of Edinburgh as well as the Prince of Wales. Foldable Panama. 21⁄2" brim. Leather headband. 21⁄2" brim. 4" crown. 11⁄4" taupe grosgrain band. Made in England.