If using air all you need is a handheld air pump or you can fill these with mouth. GREEN, PINK, YELLOW, ORANGE, LIGHT GREEN, AQUA. COLOURS:MIX, RED, BLUE, PURPLE. QUALITY:5" ONLY AIR FILL, 10" & 12" YOU CAN FILLL THESE EITHER WITH AIR OR HELIUM TO MAKE THRM FLOAT.
eBay