Create an elegant themed party Balloonify Silver Mylar Letter B Balloon. With its letter B design, this party balloon goes perfectly with our Balloonify letters and numbers. This graduation balloon is made of mylar, which makes it durable and reusable. Designed from mylar, this letter balloon is safe and moistureproof to preserve its float life. With a self-sealing design, this birthday balloon does not leak air. Easily inflate this balloon decoration using a hand pump to save time. Suitable to be filled with air or helium, this anniversary mylar balloon allows you to choose to float or hang the balloon. With a chic silver finish, this helium balloon provides an electrifying look to your parties. Designed with hanging loops, this balloon can be hung on walls or ceilings. This happy anniversary balloon measures 16 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.