Foil Balloon: The Aluminum foil balloons are suitable for birthday decorations. The round shape adds a festive touch to any celebrationMaterial: Round Foil Balloons are made from quality aluminum foil, these balloons are resistant to leaks. Once inflated, they maintain a full and smooth appearance that is beautifulMulti Purpose Decoration: Party Aluminum Foil Balloons are suitable for various themed events, such as birthday parties, match celebrations, etc., and the decorative effect is remarkableEasy to match: Birthday Party Balloon can be used with other party decorations, such as bunting flags, tablecloths, hanging decorations, etc., to create a good party atmospherePackage Contents: Each pack contains ten balloons along with a roll of tape and a inflation tube for easy setup and use Specification: Material: Aluminum Foil Size Chart: 22 Inch: After Inflation: Diameter: 39 cm-40 cm or 15.35 inch - 15.75 inchPlane size: 62.5 cm x 28.5 cm or 24.61 inch x 11.22inch Package Includes: 10Aluminum foil Balloons1 Tape1Inflation Tube Note: Please allow slightly errors due to manual measurement and different monitors.