Mary-Kate Olsen

Mary-Kate Olsen’s slicked-back up-do

By Glamour
Image may contain Sunglasses Accessories Accessory Human Person Clothing Apparel Sleeve and Ashley Olsen
PA Photos

DON'T be afraid to rock this season's trend for androgynous hairstyle. Mary-Kate Olsen leads the way with this slicked-back up-do.

All the summer catwalk hair trends