Commonly called Mylar, stretched polyethylene terephthalate serves as a strong and durable material for a variety of applications from industrial to arts and crafts. Making a Mylar balloon proves easy with this material and it allows you to create one-of-a-kind accents to balloon bouquets or other crafts. Whether you’re filling it with helium or just air, making a Mylar balloon is a creative task that can be completed in very little time.
