Amaze your guests at your royal theme party with our Balloonify Gold Mylar Letter J Balloon. Designed like the letter J, this birthday balloon pairs well with other Balloonify numbers and letters. The moistureproof construction of this letter balloon allows you to use it in humid conditions. Constructed from premium mylar, this party balloon is durable and can be used for many special occasions. Featuring a self-sealing design, this balloon decoration avoids air leakage. Effortlessly inflate this graduation balloon using a hand pump. This custom balloon can be expanded with both air and helium. Integrated with a built-in hanging loop, this helium balloon can be hung on hinges. Fashioned in a gold shade, this giant balloon adds a royal touch to your gathering. This reusable mylar balloon measures 40 inches in length. 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.