This is an L.L.Bean × Harris Tweed Gore-Tex Tweed Wool Hat. The outer fabric is Harris Tweed. The lining uses Gore-Tex material, which is moisture-wicking and windproof. It has a traditional design and is a great piece that you can use for a long time. Size: M Actual size: Approximately 56cm *Please note that there may be slight variations due to amateur measurements. There is some wear and tear, but there are no major stains or damage.