Square-shaped letter balloons are a great way to customize a special message for your loved ones. This Multicolor square-shaped letter balloon with printed letter F is sure to make for vibrant party decor. Combine with other letters to create a special message or their name. The balloon arrives uninflated and measures 18 inches on inflation. To inflate it with helium please visit your closest Wanna Party store or contact any helium gas provider near you. Pack of 1.