Details: Serve ocean water and shark bait punches at your shark-themed birthday party using our Shark Party Paper Cups. These 9-ounce cups are made from sturdy boardstock and can serve hot or cold beverages. They feature a shark-infested underwater scene to complement the party theme. Sold eight cups per package, grab these for your shark birthday party today! Save more on party decorations, party favors and party supplies at PartyDecorations.com!. Material: Paper. Approximate Size/Dimensions (inches): 3.75 x 3.125 x 3.125.