Delight your guests with impeccable decor with our Balloonify Pink Mylar Number 5 Balloon. Pair this birthday balloon shaped as number 5 with other Balloonify numbers and letters to create custom banners. Made from mylar, this number balloon is moistureproof to endure outdoor usage. This helium balloon is reusable, reducing your carbon footprint during celebrations. The self-sealing valve of this party balloon seals the air from seeping out. Expand this balloon decoration using a hand pump to speed up the process. This graduation balloon is suitable for air and helium, allowing you to choose from floating or hanging the balloon. The pleasant pink hue of this helium balloon gives a chic look to your banquets. With a built-in hanging loops, this custom balloon can be effortlessly hung on hooks. This pink 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.