Use our Balloonify Rose Gold Mylar Letter O Balloon to create eye-catching effects. Crafted in the shape of an O, this party balloon is pairable with our other Balloonify letter and number balloons. Constructed with mylar, this letter balloon withstands humidity and heat for longevity. Reuse this durable birthday balloon for one or more celebrations by deflating it and inflating it later. With a self-sealing valve, this metallic balloon ensures no air or helium gets leaked out after inflating. This mylar balloon can be inflated with a hand pump. The rose gold finish of this graduation balloon fills your party hall with a chic vibe. Effortlessly hang this custom balloon using its built-in hanging loop. Measuring 16 inches in length, this moistureproof foil balloon can be inflated 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) is available and sold separately.