This nature themed glassware set showcases a cohesive illustration with a moth moon and rock locked up together with geometric elements creating and eye-catching design that is sure to get a few comments! Glasses are manufactured in the USA and are printed by hand right here in our Colorado shop! Black Ink. Ink is heat-set in oven. They are top-shelf dishwasher safe, but for safety, we recommend washing by hand. This listing is for a set of two 16oz. pint glasses