Elevate your party decorations using our Balloonify Pink Mylar Number 5 Balloon. Shaped into a number 5, this foil balloon easily pairs with other Balloonify numbers and letters. Made from mylar, this giant number balloon is moistureproof and top quality to reliably maintain form even during damp conditions. To reuse time and time again, this party balloon is highly durable. For an uncomplicated inflation process, this birthday number balloon is self-sealing and can be inflated with a hand pump. Plus, you can inflate this mylar number balloon using air or helium. The aluminum pink foil finish makes it perfect to use at bridal or baby showers. Featuring a hanging loop, this helium number balloon can be hung on walls or ceilings. This foil number balloon measures 16 inches in length. To reuse these balloons, gently deflate, properly store, and carefully reinflate without overfilling. Shipped deflated in a 1 count box. This party balloon can be easily inflated with the included straw, providing you with full control to help eliminate the risk of over-inflation. Electric air balloon pump (SKU: RWP1061) sold separately.