Fireman Fire Truck Childrens Birthday Party Supplies - Red Fire Hydrant Plastic Sippy Cup with Straw (8) Includes 8 Fire Hydrant Red Plastic Sipper Cups with Straw. Holds approximately 12 oz. Add additional party tableware, kits, decorations, favors, games, and activities to complete your celebration and entertain your guests. Great for childrens birthday parties, kids school parties, a pizza party, sleepovers, prizes, favors, or a theme party. Perfect for your Paw Patrol, fireman, or firefighter birthday party!