Create unique decors using our Balloonify Blue Mylar Number 6 Balloon. Crafted in the shape of the number "6", this party balloon can be used with our other Balloonify numbers and letters to style according to the occasion. Manufactured from mylar, this balloon decoration is durable and moistureproof. With a shiny blue finish, this custom balloon elevates the look of your entire stage. To avoid air leakage, this happy anniversary balloon has a self-sealing design and doesn't deform in size or shape. Reuse this helium balloon for various indoor and outdoor occasions, as they are long-lasting. With a hanging loop, this number balloon allows you to hang them on the walls to create beautiful decors. Measuring 16 inches when inflated, this birthday balloon can be filled with air or helium. 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.