This amazing set includes 13 foil balloons to spell out "Happy Birthday," and each balloon measures a generous 16" (40cm) long. Made from high-quality aluminum foil, these balloons are easy to inflate and safe to use. Whether you're celebrating a baby's first birthday, a kid's special day, or an adult's milestone, this lovely "HAPPY BIRTHDAY" foil letter balloon banner is the perfect way to make the occasion unforgettable. With this beautiful balloon banner, you can transform any room into a festive wonderland. Hang it in the kitchen, living room, or party room and show the guest of honor how much you care! Plus, you can choose to inflate the balloons with helium or air - it's up to you! Please note that all balloons come uninflated, but you can easily inflate them using a pump or straw. Don't settle for boring party decorations - choose our Multicolour Happy Birthday Alphabet Letter Balloon Banner Garland and make your next celebration truly special! Shatchi Letters Happy Birthay Foil Balloons Self Inflating Brithday Party Decorations in Gold