• Mylar
• PACKACKAGE INCLUDES-- "Happy Birthday" letter balloons, 5 latex balloons, 1pcs straw and 1 pcs ribbon. Each letter balloon measurement about 16 Inch.
• MATERIAL-- Made of high quality aluminum foil balloons, environmental protection materials. It is safe and non-toxic, self sealing helps the balloons maintain for nearly 1 week without leaking or losing air.
• MULTIUSE -- Use for birthday, birthday party, wedding, Outdoor party, home party, celebrations and other on-site decoration.
• SUITABLE FOR THE CROWD-- Perfect for decorating the babies, kids, adults birthday party with this lovely 'HAPPY BIRTHDAY' Foil letter balloon banner
• PERFECT PARTY DECORATION-- Hang these giant foil happy birthday balloons banner in the kitchen, living room, or party room and show the birthday boy or girl how much you care!
• LED Lights on/off- Battery Operated (2xAA not included battery)

CHOKING HAZARD – Children under 8 yrs. can choke or suffocate on uninflated or broken balloons. Adult supervision required. Keep uninflated balloons from children. Discard broken balloons at once.