Beautiful foil hearts balloon wall for the best photo backdrop for your Valentines day party! This wall is very easy to assemble, package includes everything you will need to put it together! Please choose a size from the drop down menu. Size of wall is not measured by CM or FT but by number of balloons. Examples: 3 X3 means 3 18" heart balloons on each wall side. Balloons are heart shaped foils, 18" in size. What's included: - 18" foil heart shaped balloons in an assortment of colors - Mounting tape for assembly and attachment to the wall Sizes: 3 X 3 - Includes 9 Hearts 4 X 4 - Includes 16 Hearts 4 X 5 - Includes 20 Hearts Balloons will ship flat. This is a DIY kit to be put together by consumer. Balloons should be inflated with air, no helium required. Balloons will float with helium. Balloons are self sealing, you do not need to tie them on the ends. Balloon wall will last up to 3 weeks. This balloon wall will take under an hour to assemble. We highly recommend using a hand pump to blow up the balloons!