LoonBalloon BLAZE and the Monster Machines TRUCK Red Figure Birthday Party Mylar Balloon, SuperShape. Bring your Monster Machines party to life with this 34in. large unique shape Blaze Shape Supershape foil mylar balloon! This balloon features Blaze and is perfect for using in a Monster Machine themed balloon bouquet. Pair with some of our other Monster Machine foil mylar and latex balloons for a great design! This balloon includes a self-sealing valve, preventing the gas from escaping after it’s inflated. The balloon can be inflated with helium to float or with a balloon air inflator. Balloon arrives uninflated. Blaze Shape Supershape Foil Mylar Balloon 34in.