Perfect for decorating any venue for valentine's day these black and red printed latex balloons feature a stunning heart pattern and a 'happy valentine's day' message in a scrolling, italic font'. '.strtoupper('w')hether you are decorating your home for a romantic evening or a larger venue for a lovestruck party, these balloons will be the ideal choice for your occasion and are sure to create the perfect loving atmosphere this february 14th'. '.strtoupper('t')his pack contains 10 latex balloons in black and red'. '.strtoupper('e')ach balloon measures 11'. '.strtoupper('s')uitable for inflation with air or helium'. '.strtoupper('t')o inflate with helium, you will need to purchase a helium cylinder for 30 balloons or helium cylinder for 50 balloons'. '.strtoupper('m')any florists also offer an inflation service for a small fee.