2AM's member Jo Kwon showed off his sexy figure.

On December 16, Jo Kwon posted on his Instagram, "So jealous" along with a picture.

In the picture, Jo Kwon is lying down on a sun bed, enjoying the sunlight. He is only wearing swimming trunks, revealing his tattoo and muscular body.

Internet users who saw this commented, "Jo Kwon has a nice body," "There's a couple next to him," and "He's so pale."