The size of the balloons is 15cm. Halloween themed punch balloons with rubber band. you get a lot of punch balloons party favors for your halloween goody bag filler. Try Halloween punch balloons for no candy treat this year, your kids definitely love it. Different from normal balloons, rubber band attached make it more fun to play for kids toddlers, this punching ball balloons are perfect for halloween party favors, classroom gifts, carnival prizes, trick or treating bag filler, Halloween treats, game rewards, halloween goodie bag filler, halloween goody toys, etc; Simply fill them, they will be a hit for halloween party decoration.