Missed her? Here's f(x)'s Krystal for the cosmetic brand, Etude House ~

Life is definitely sweet and f(x)'s Krystal is here to make it sweeter! Check out her latest clip from Etude House below~

f(x)'s Krystal is back with a new promotional video for Etude House ! Check out her sweet new CFs below~

f(x)'s Krystal is back with more goodies from ' Etude House '! Here she is taking some some adorable selfies for the cosmetic brand~

f(x)'s sweet Krystal is back to charm fans! That's through her latest 'Etude House' clip which you can see below~

The pretty and charming Krystal of f(x) is here to share her beauty secrets! Check out her latest promotional videos for the cosmetic brand named 'Etude House' below~

f(x)'s Krystal and Sulli are back to charm fans with their adorable promotional photos for 'Etude House'! Check them out below~ Update:

Christmas is just around the corner, and f(x)'s Krystal is here to promote Etude House's 'Pink Wish Tree' campaign, a campaign which aims to help African girls in need of an ed…

f(x)'s cutie Sulli is here to help you bring out the pink in you! That's through her latest Etude House commercial and you can check it out below~