This classic felt derby is a great hat for any costume. Whether you are purchasing these for your dance team or for a Halloween costume the felt black derby is a great hat for you. The derby hat has an inside circumference of 22" and will fit most adults. Dress up as Knuck from the Great and Powerful Oz with this felt derby hat. Everyone loves to put a fun hat on for a picture or to goof off. Our collection of costume hats is second to none, so whether you are looking for a low price accessory for your Halloween costume or you need bulk hats for your dance team we have all the great hats that you need at the best prices.