f(x) Krystal and model Ahn JaeHyun are paired up for the sports lifestyle brand PUMA.

Krystal and Jaehyun's promotional photo that was released attracted fans for their great chemistry. BTS photos are released as well showing more shots of the two.

Krystal comfortably sits in Jaehyun's lap, wrapping her arms around his neck, adding glimpse of spark to their couple-like pair up. There are also shots wherein Jaehyun is leaning a bit forward towards Krystal as they appeared endoring back packs.

The good-looking pair look professional and natural even in the behind-the-scenes shots. Check out the photos below: