Drink your coffee while thinking of building something too! Whether you use them on the table or just leave them out so that your guests can get refreshments whenever they want, will add a ton of color to your little one's upcoming birthday party. They're sturdy, so they can also be used as a container to hold party favors for all of the guests! This is the perfect addition to any birthday party! When the party gets buzzing, keep guests refreshed with drinks served in these interesting Lego Blocks plastic cups.