Wonder Girls' Hyerim Shares The Secret To Her S-Line

Wonder Girls' member Hyerim revealed how she maintains her sexy S-line.

"Pilates," posted Hyerim on her Instagram on Wednesday along with a picture.

In the picture, Hyerim is in workout tights and a tanktop while on a pilates machine, making a straight pose with her body. Her S line and fit body caught much attention.

In continuation of the love the Wonder Girls are getting for "I Feel You," Hyerim and Yeeun will be appearing on JTBC "Non-Summit" next Monday.