Taeyeon (SNSD), perfect handstand with her firm abs!

Singer Tae Yeon (SNSD (Girls' Generation)) has released a firm abdominal muscle.

On the 27th, Tae Yeon posted a photo on SNS saying "I learned to brag about this".

Tae Yeon in the published photo is standing upright on a Pilates device. The firm abdominal muscles completed by exercise get a lot of looks.

Hyo Yeon left a comment saying, "Wow, you can walk right away." YURI also wrote a comment "Good, good," showing the unchanging friendship of "SNSD (Girls' Generation)".

Meanwhile, Tae Yeon recently released a summer version of "Happy" live video.