[ Jumbo Sized ] - SUWEN provides big 40 inch 0-9 giant white helium number balloons. This package contains a large white number 9 foil balloon, and an inflatable straw to make inflation and deflation more convenient [ Exquisite Detail Design ] - Remember, you only need to fill the big 9 number balloon slowly with 90% gas to fully inflate the large balloon and prevent the jumbo helium balloon from bursting due to over-inflation. After filling the giant foil balloon, no need to knot, the air inlet is self-sealing with built-in glue, and it can be completely glued by pinching [ Safe Material ] - Made of safe and non-toxic material, SUWEN 40 inch helium foil 9 number balloons are eco-friendly and durable. In addition, these big number balloons are waterproof and can float in the water after being inflated [ Party Essentials ] - These 40 inch helium foil 9 number balloons can perfectly decorate boy or girl 9th birthday party or other anniversary events, and is also a great photo prop for kids [ Customer Service ] - If you have any problems or dissatisfaction during use, please contact us through the Amazon system mailbox; we look forward to customer suggestions so that we can better improve our products Need props for the senior pics? These can be a backdrop as a banner, big sized 40 inch helium foil number balloons needs helium to float or you can fill with air and use them as props for photos perfect for birthday party, wedding, holiday, business, big events, school class parties, celebrations and other on-site decoration. Large 40 inch white number 9 helium foil balloons for 9th birthday party decorations and 9th anniversary event, perfectly decorate your six party or others 9th anniversary event and giving a deep impression to everyone