Happy Birthday Balloon Banner Set: You will get pastel pink 16 inch ''HAPPY BIRTHDAY'' banners self inflating letters balloons (13pcs), 1pcs straw and 1pcs ribbon. Birthday foil balloons which adds joys to your kids's or friends' birthday party.High Quality & Safe Material: These baby pink letter balloons are made of high-quality aluminum foil, reusable, safe, non-toxic, odorless, brightly colored, can last a long time. when matched with the lights, it will instantly make your party gorgeous and keep people's memories fresh.Easy to Inflating & Deflating: Simply insert the straw or use the handheld pump into the plastic valve at the bottom of the letter and slowly blow to inflate. When the letter balloon is sufficiently inflated, pull out the straw and pinch tight the self sealing plastic valve. Only take a couple of minutes to complete.Wide Applications: Pearl pink ''HAPPY BIRTHDAY'' foil letter balloon banner is perfect for girls women birthday party, and hang the lovely birthday balloon bunting banner in the kitchen, living room, or other outdoor places, as a backdrop or photo props. You can try combining with other colorful balloons decorations to create different themed birthday parties.Warm Tips: If you have any questions with balloons, you can contact us anytime. Have to be aware of is aluminum film balloons have no elasticity, and it is recommended to inflate 90% of the air. When filled with air, it stays full for up to 72 hours, when filled with helium for about 3-6 days.