John Hanly Mens Flat Cap Brown Herringbone 100% Wool Made in Ireland Mens flat cap is crafted from 100% wool for a warm and long lasting cap. Dry clean only for long lasting wear. Small (6-7/8) = 22", Medium (7-1/8) = or 22-3/4", Large (7-3/8) = or 23-1/2", XL (7-5/8) = 24-1/4", or 2XL (7-7/8) = 24.2" Made by John Hanly & Co. in Co. Tipperary, Ireland.