Party drinks will look lovely as can be when served in our Swan Birthday Paper Cups! These 9-ounce paper cups read "Happy Birthday" with a cute crown design, making them the perfect choice for your swan birthday party or swan baby shower. Use these cups to complete your place settings ahead of time, or stack them near your drink station for guests to serve themselves. Add more adorable style to your celebration by shopping the rest of our swan themed party supplies. 8 Swan Birthday Paper Cups. Combine with more Swan Birthday party supplies or birthdays and theme parties.