f(x)‘s Krystal and Sulli recently made a trip to Jeju Island for a photoshoot with casual clothing brand ‘QUA‘. Teaser photos of the girls 2-day photoshoot for the brand’s ‘Travel Diary’ concept were recently revealed.

The girls look very comfortable in front of the camera as they pose on a bed with colorful balloons. Donning casual yet chic outfits, the girls are dressed as if they are ready to head outside. Sulli is seen wearing a brown cardigan and a beige beanie, while Krystal is sporting a knit dress with colorful stripes and a stylish black hat.

Krystal and Sulli’s photoshoot for QUA will be revealed on the brand’s site in October.