Irish Shot Glass

shot glass
a small glass adequate to hold a single swallow of whiskey
A shot glass is a small glass designed to hold or measure liquor, which is either drunk straight from the glass ("a shot") or poured into a mixed drink.
A small glass used for serving liquor
Used for serving shots and layered cocktails. Cocktails in shot glasses are meant to be drunk quickly, in one gulp. The ideal option for busy and lively parties. Standard volume 40 to 60 ml.

irish
of or relating to or characteristic of Ireland or its people
Of or relating to Ireland, its people, or the Goidelic language traditionally and historically spoken there
people of Ireland or of Irish extraction
whiskey made in Ireland chiefly from barley