Made of  latex material. The fluorescent pumpkin printing on the balloons is perfect for UV irradiate, making them glow in the dark and adding a spooky atmosphere to your party. With 100 pieces in a pack, you'll have plenty of balloons to decorate your venue and create a hauntingly fun vibe. Perfect for Happy Halloween Party Fluorescent Decor, these balloons are a must-have for any Halloween celebration.