Fall/Winter Herringbone Ivy Hat with Ear Flaps. Classic style Ivy Cap with Ear Flaps Material: 35% Polyester - 65% Cotton Crown measures approx 4" deep and brim 2" Circumference approx S/M: 22- 22 1/4" Circumference approx L/XL: 23 1/4" - 23 1/2" Imported.