Although foil letters balloons offer a host of benefits compared to other types, most people focus on the fact that they last a long time. While latex balloons last 12 to 30 hours on average depending on size, foil balloons will stay inflated for up to four days. However, if you purchase your balloons from a reputable company that uses only the highest quality material, they can last as long as 10 days.

Another reason why foil balloons are so popular is that once they deflate, you can take them to a local store and have them re-inflated. As long as there are no holes or other damage, they will hold helium for about the same amount of time as when they were originally purchased. As a long-lasting product, people love these balloons. However, another advantage is their versatility.

If you want to use Mylar balloons letters for decoration, the possibilities are endless.