When it comes to fashion, anything is fair game. There are men who design for women, and also women who can hold their own in the world of menswear. Here's a look at the top female designers making a big impact by creating stylish clothes for men:

Filippa Hallstensson, product developer and designer for Gant Rugger

Eunice Lee, founder/designer of UNIS NYC

Margaret Howell, founder/designer of Margaret Howell

Paige Mycoskie, founder/designer of Aviator Nation

Rei Kawakubo, founder of Comme des Garçons