Accent your ballerina themed party with this 35 inch large unique shape Ballerina Slippers foil mylar balloon. The perfect balloon for your ballerina party, this 35 inch party balloon is great for setting the scene! 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.