Dress up your party to the nines with our Balloonify Pink Mylar Number 0 Balloon. Manufactured in the shape of the number 0, this party balloon can be paired with our other Balloonify number and letter balloons. This moistureproof number balloon is made of mylar and coated with a thin layer of aluminum. The long-lasting material of this metallic balloon allows you to reuse it repeatedly. This mylar balloon has a self-sealing valve to help stop air from escaping while inflating. A hand-operated manual pump can be used to fill this birthday balloon. This graduation balloon has a cute pink color that is perfect for gender reveal parties. You can easily hang this custom balloon on ceilings, walls, or other surfaces with its built-in hanging loops. 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.