Getting ready for a gender reveal party? This Girl or Boy? 18" Gender Reveal Mylar Balloon will be the perfect decoration for your event! This girl or boy mylar balloon is half pink and half blue and reads "Girl or Boy?" across the front. This balloon will be perfect for keeping the gender a surprise while still allowing you to have fun and awesome decorations! Great on its own or with other new baby mylar and latex balloons as part of a bouquet! Sold uninflated.