Hanna Hats Irish Tweed Caps Grey Herringbone Made in Ireland Grey herringbone Irish tweed caps from Hanna Hats. Crafted from 100% tweed with 100% viscose lining, dry clean only! Small  (6 7/8  7) = 22 1/8  22 , Medium -(7 1/8  7 ) = 22 7/8  23 5/8, Large (7 3/8  7 ) = 23 5/8 - 24, XL  (7 5/8  7 ) = 24 3/8  24 , XXL  (7 7/8  8) = 25 1/8  25 Made for generations by Hanna Hats Ireland in Donegal Town, Ireland!