Sip on drinks straight from Bikini Bottom using our SpongeBob SquarePants Birthday Plastic Cup. This 16 fl oz stadium cup features SpongeBob Gary and all their pals – perfect for a SpongeBob birthday party. Use this cup to serve drinks to the guest-of-honor. Or buy one for all your guests! This cup is reusable and top-rack dishwasher safe so it makes for a great game prize or goodie bag gift. Celebrate with more under-the-sea style and shop the rest of our budget-friendly SpongeBob themed party supplies.