Showcase your guests with a showstopping balloon decor with our Balloonify Black Mylar Letter G Balloon. To create personalized messages, combine this mylar letter balloon shaped like the letter 'G' with other Ballonify numbers and letters. In addition to its premium mylar construction, this birthday balloon is moistureproof, making it ideal for outdoor celebrations. This custom balloon is durable and reusable at different events. The self-sealing design of this happy anniversary balloon makes sure there will be no air leakage, ensuring your balloon stays in shape. Conveniently inflate this helium balloon with a hand pump to avoid the tedious process. This mylar balloon is suitable for both air and helium inflation. With its aluminum black finish, this balloon blends seamlessly into any decor. To create eye-catching displays, this giant number balloon can be hung from walls with the built-in hanging loops. This black mylar balloon measures 40 inches in length. 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.