Approximate Dimensions: 5" Add a little kick to your birthday celebration when you party with the Vintage Dude Birthday Flask. These brass containers hold 7 oz and feature the words "Aged __ Years Vintage Dude" with a black theme. Sold individually, these flasks coordinate with all Vintage Dude party supplies. Our Vintage Dude Birthday Flasks are perfect for event planners, caterers, and home hostesses alike.