Are you craving an old fashion malt milkshake? Transform your party into a 50's themed diner! Get the Soda Jerk Hats and have your party guest indulge in some ice cream! This hat would fit a 50's or rock and roll them. You could use it as a costume or an accessory to a costume. The hat is adjustable in size. When its time to treat yourself with some frozen treats, get the soda jerk hats in bulk and don't leave out the rest of your party supplies!