Krystal vs Go Ara vs Han Hye Jin, who wore it better?

F(x)'s Krystal, actress Go Ara and Han Hye Jin were spotted wearing a sweater of the same design.

This beautiful black and white sweater was worn by F(x)'s Krystal at the IRO fashion outlet back in September, she completed her chic style with black pants and shoes. On the other hand, Go Ara brought a feminine look with blue skirt and long socks to Vogue Girl magazine October issue. 

The rest is actress Han Hye Jin's. She wore it in the latest episode of "A warm world" broadcasted on SBS every week.

Who wore it the best?