40Inch Digital Number Happy Birthday Helium Balloons Birthday Party Anniversary Decoration Balloons Baby Shower Balloons

About this item ?[HIGH QUALITY] Our balloons are made of high-quality Eco-Friendly aluminum foil, which is harmless and safe, non-toxic and reusable.the shape is beautiful, the surface smooth and bright , easy to inflate and deflate.when it's filled with helium, It can floats. ?[SELF-SEALING VALVE] :Our balloons could SELF-SEALING after inflate,NO need additional operating.which is convenient and efficient to use. ?[PACKACKAGE INCLUDES] You will get 1 pcs Flat Size 40 Inch Number Balloon ?[WIDE APPLICATION] Great for parties and events, perfect for birthday,anniversary,wedding,graduation,memorial ceremony,class and school activities, advanced photography day, New Year's Eve, and other party supplies. Make your party fashionable and exciting. ?[TIPS]: Please don't inflate too much, it better to inflate gas about 90%. Self-Sealing helps the balloons maintains for nearly 1 week without leaking air.