16 inch letter balloons will NOT float even filled with helium. You can inflate the balloons with helium if you want to float or simply by air. One Happy Dude Blue Theme KUNGOON 6 Months Balloons,Half Way To One Birthday Party Banner,Mouse Half Birthday/6 Months Pregnant/One Half Year Birthday Baby Shower Party Supplies One Happy Dude Balloons Happy Birthday Banner Black Gold Party Decorations Happy Birthday Bunting Banners 12 Inch Happy... TOLOYE 1st Birthday Decorations for Girls,First Birthday Decorations with Baby Month Photo Banner,Beige Number 1 Foil Balloon, First Birthday Cake Topper,Rainbow Happy Birthday Banner for Baby Shower 4., 0 out of 5 stars Manufacturer Vindeex ✓EASY Returns & Exchange. Package includes: 1 x Half Way to One letters balloon, 2 x 18in star balloons, 5 x 12in blue balloons, 5 x 12in white balloons, 5 x 12in confetti balloons, Size as shown as picture! May include: Rose gold foil balloons spelling out 'HALF WAY TO ONE' with ... Option selected! This option is sold out Ideal for retired party decoration. Inflate Quickly and Easily: It’s very easy and quick to blow up these balloons. Birthday party decorations: Blue themed balloons, it seems that this party is very cute and charming, which makes you and your friends almost never forget this wonderful party.