Make a HUGE statement for a 17th birthday (or any milestone with the numbers 1 and 7!) with these Juland giant foil balloons. You get two massive, shiny Rose Gold number balloons: one '1' and one '7', each measuring a full 40 inches (about 101.6 cm) tall. They're made from durable aluminum foil (mylar) and look absolutely stunning. You can fill them with helium to make them float, or just use standard air and hang them on a wall, over a table, or in a photo booth backdrop. They're reusable if you're careful – just deflate and store for the next party. They come with tabs for easy tying and hanging. A couple of pro tips: Don't overfill them; 80-90% full is perfect to prevent bursting. And keep them away from open flames, sharp objects, and citrus juices (like lemon), as these can damage the foil. These are the centerpiece decorations that will totally transform a room and make the birthday person feel super special. Perfect for creating that Instagram-worthy party vibe without a ton of fuss. Just add helium tank and some ribbon!