Green St. Patrick's Day Leprechaun Top Hat from Nicky Bigs Novelties ™ This green Top hat is a great economically priced and economy quality item. This hat is great for St. Patrick's Day especially Leprechauns and will fit adults and some children. The interior has a measurement of approximately 22" in circumference. The inside measures approximately 6-1/2 inches from side to side and 7 7/8 inches from front to back. The total height of this hat is approximately 5 inches tall. The rest of the exterior is approximately 11.5 inches long and 9 inches wide. The brim will extend approximately 2 inches off the front and back of the hat, and 1-3/8 inches off the sides. The hat band measures approximately .75" inches tall. Head Size: Up To 57 cm Or 7 1/8 Designed for ages 14 and up. Keep Away from Fire.