f(x) Krystal represents girls on Adidas Seoul Training

f(x) Krystal represents all girls in South Korea for Adidas health campaign event "My Girls Seoul". In the event, Krystal joined women in doing acrobatics and showed her flexibility that impresses the people who attended the event.

Check the video coverage below:

You can also check her photos below:

Source: iheartfx (photos) + tagged