This 50" Stand-Up Numberz 1 Silver Foil Balloon from Anagram International, Inc. is a great way to add a unique and eye-catching decoration to any special occasion. Whether you're celebrating a birthday, anniversary, or any other event, this number one-shaped balloon is an excellent addition to your decorations. It's made of lightweight and durable Mylar foil, so it won't easily tear or deflate. It has a self-sealing valve that makes it easy to inflate and deflate, and it can be filled with either air or helium. This balloon will make any event memorable and look fantastic when paired with other silver decorations. Get this 50" Stand-Up Numberz 1 Silver Foil Balloon today to make your event stand out!