Bring the wizarding world to your party with our Latex Harry Potter Balloons. These 30 centimetre latex balloons feature the colours of each Hogwarts house – perfect for your Harry Potter birthday party. You can inflate this 8-pack of balloons with helium or air via a hand pump.  Make a balloon bouquet, or let them float freely throughout your party space. Find more ways to throw a magical event, and shop the rest of  our Harry Potter themed party supplies.