Add eye-catching visual effects at your celebration with our Balloonify Blue Mylar Number 0 Balloon. This mylar number is made into the shape of a 0 to pair up with other Ballonify numbers and letters and make beautiful displays. Constructed from mylar, this reusable number balloon withstands moisture and is made without unwanted substances to reliably use around guests. This giant number balloon is durable and maintains a premium appearance after each use. With a self-sealing design, this big number balloon makes your inflation process simple and quick. Plus, this birthday number balloon can be inflated with a hand pump and filled with air or helium. The aluminum blue foil finish adds a unique touch to your party or venue. Containing a hanging film, this party balloon can be hung on any display or wall. The aluminum blue foil finish adds a unique touch to your party or venue. This mylar number measures 16 inches in length, great for graduations, birthdays, or even anniversaries. To reuse these balloons, gently deflate, properly store, and carefully reinflate without overfilling. Shipped deflated in a 1 count box.