The Excalibur Dearborn & Ontario Chicago One Line Blue X USA shot glass is a vintage collectible made of clear glass with a capacity for one shot. It is from the 1990-1999 time period and is an original piece. This unisex shot glass can serve hot or cold beverages and is perfect for adding a touch of nostalgia to any barware collection. Made in the USA, this shot glass is a unique and classic piece for any collector or enthusiast.