Make your next celebration unforgettable with our Balloonify Rose Gold Mylar Number 5 Balloon. To perfectly pair with other Balloonify numbers and letters, this party balloon is shaped into a number 5. Made from mylar, this birthday number balloon is highly durable and moistureproof. Plus, this foil number balloon is secure and conveniently reusable to continuously display at countless events. With a self-sealing design, this mylar number balloon is very easy to inflate and deflate. To inflate this big number balloon with ease, you can use a hand pump using air or helium. The aluminum rose gold foil finish of this giant number balloon effortlessly adds glamour to any room. The hanging loop in this helium number balloon allows you to place it on walls to create one-of-a-kind displays. This foil 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.