Make your next event stand out with our Balloonify Black Mylar Number 2 Balloon. This eye-catching number 2 balloon is perfect for marking special milestones, such as graduations, anniversaries, and birthdays. It's also ideal for baby showers or other special occasions. Crafted from premium mylar material, this party balloon is moistureproof so it won't expose your guests to any unwanted substances. Additionally, our number one balloon is designed to be durable and reusable to help reduce your carbon footprint. For inflating, the self-sealing valve allows the air to stay locked in and avoids deflation. You can easily fill it with either helium or air using a hand pump, so you don't have to fret about tiring yourself out. With a hanging loop, this party balloon can be hung on walls, fences, posts, and more. Plus, the classic black finish makes it look great when paired with other Balloonify numbers and letters. This black balloon measures 16 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) sold separately.