From top to bottom, they are Yoona, Seohyun, and Yuri.
Yoona has fair skin, a slap face, fresh temperament, and a skinny figure. She is the thinnest among the three.
Innocent school beauty type.
Xuxian has fair skin, an oval face, some baby fat on his face, and a well-proportioned figure, neither fat nor thin.
The cute girl-next-door type.
Yuri has healthy chocolate-colored skin, nice smile lines, and an S-shaped figure.
Sunny and sexy type.
It’s even more obvious when you look at the whole body. From left to right are Yuri, Yoona, and Seohyun.