Traditional Irish Grandfather Collarless Shirt in a classic blue denim Made in Ireland - Please refer to the size chart on the left with images Breathable 100% cotton is cool, comfortable and fashionable Great gift for men who like the sophisticated collarless shirt with casual styling. Perfect Irish gift for the Irish dad, Irish uncle, Irish son or any Irishman! This traditional Irish Grandfather shirt in classic blue denim is made from the finest quality breathable 100% cotton fabric. The small button placket gives it an old world look but the banded collar updates the styling. The 100% cotton is great for year around wear.