Create jaw-dropping party decorations with our Balloonify Silver Mylar Number 2 Balloon. This custom balloon in the shape of the number '2' can be combined with other Balloonify number and letter balloons. Made of mylar, this party balloon is moistureproof. With its durable construction, this metallic balloon has a long life, making it reusable. To preclude air from leaking out after inflation, this mylar balloon has a self-sealing valve. This graduation balloon, which inflates with a hand pump, makes the filling process quick and easy. The aluminum silver finish of this number balloon adds a gleam to your party preparations. This birthday balloon has a built-in hanging loops that can be hung on walls and ceilings. Measuring 40 inches in length, this foil balloon can be inflated with air or helium. To reuse this balloon, 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) is available and sold separately.