Quantity: 1 Standard HX Bring your baseball party to life with this 18" round Rawling Baseball foil mylar balloon! This Anagram balloon features an MLB baseball and is perfect for using in a Major League Baseball themed balloon bouquet. Pair with some of our other Major League Baseball 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. Mlb Rawling Baseball Foil Mylar Balloon | 18" | Anagram