Little Mr. Onederful hats SIZE 8.5 inches tall and 5.5 inches in diameter at the base. The included elastic chin straps measure 12 inches long. Each of these fun Black & Gold party hats feature a unique star cut-out decoration at the top and printed "Mr. One-derful HAPPY BIRTHDAY" on the front. FUN PARTY SUPPLIES: Little Mr. Onederful cone party hats are perfect for your Black & Gold party. This set of cute party hats will help you take memorable party photos. They are sure to be enjoyed by all your friends and family - and the guest of honor! PREMIUM PARTY HATS: Set of 8 Little Mr. Onederful hats are professionally printed on heavy-duty cardstock paper with a photo-like shine. They are individually inspected, then carefully packaged. Little Mr. Onederful cone party hats will arrive flat. Easy assembly is required. Simply roll the party hat into a cone shape, slide the tab into the slot to secure cone shape, and then attach the elastic strap. MADE IN THE USA: Little Mr. Onederful - Cone Happy Birthday Party Hats are designed and manufactured at our Wisconsin facility using materials that are Made in the USA.