It's Asian size，please check the detail sizer on the size chart image.<br />Material: Acrylic<br />Fabric: Knit<br />Gender: Women and Men<br />Season: Autumn， Winter<br />6 Colors: White， Dark Grey， Grey， Coffee， Black， Wine Red<br />Flat Measurement Size:<br />Hat Height: Approx. 21.5cm/8.46inch<br />Opening Circumference: Approx. 39cm/15.35inch<br />Pattern: Textured<br />Decoration: Faux Hair Ball<br />Garment Care: Hand Wash Cold<br />Opportunity: Casual， Ski， Sport<br />Feature:<br />Made of knitting， hat opening is flexible.<br />Simple design and keep warm.<br />Soft and fashion.<br />Package Content: 1 x Knited Hat<br />Note: As different computers display colors differently， the color of the actual item may vary slightly from the above images， thanks for your understanding.