Fancy Kentucky Derby Floppy Crystals Feathers Big Ribbon Bow Church Hat 100% Sinamay Size: One size for teens and ladies w/ Adjustable interior tie band Head measurement: 55cm, 21-5/8", Size 6-7/8 to 57cm, 22-3/8", Size 7-1/8 Brim: 5-1/2" Height: 4-3/4" Ribbon bow: 13-1/4" x 9"