Package includes:Little shark, Mommy shark, Daddy shark, Grandma shark, Grandpa shark and 5pcs round family together balloons. High-quality materials:Thick aluminum foil,safe and non-toxic,shark balloons can be floated up by filling with Helium & Hydrogen. Colorful design:The bright and colorful shark balloon set meets your ideal party expectations. The sphere has a metallic luster, uniform color and beautiful sphere. large size:The shark series is 26 inches x 19 inches (uninflated), round 18 inches x 18 inches (uninflated), and 25 x 18 inches when inflated. It can last a long time. Applicable scene:The shark birthday party theme is suitable for children's parties, friends' parties, holidays or other related marine themes. It can be hung on the wall or used as a background for taking pictures, bringing different experiences and fun to your carefully prepared party.