Dora the Explorer Balloon Set Birthday Party Decoration Supplies 1 - 32" Super Shape XL Dore the Explorer 2 - 17" Round Dora the Explorer Mylar Balloons 3 each of 11" Latex Purple, Lime Green, and Pink Balloons Balloons will arrive uninflated and can be filled with air or helium. MYLAR balloons are double sided and self sealing. FREE LAVENDER CURLING RIBBONS.