Beautiful hat made of 100% polyester. FLAWLESS as I can tell. Has a gorgeous large satin flower with crystal center. Feathers and unique accents . Satin /polyester band. Brim edge to edge is 13 x 13 approx. and head circumference is 7 .5 approx. Brin is rounded down . From brim to top of the hat height is approx 8 in. Cap alone is approx 5 1/2 in tall. Gorgeous hat. Simple and elegant all year long for weddings, Sunday best, derby, keen-land, etc.