Jewelry member Ha Joo Yeon's 21-inch waist�is drawing attention.

After a successful comeback with the song "Back It Up" on KBS's "Music Bank" on January 28th, the girls' backstage pictures were revealed to fans. On Star Empire's Twitter, pictures of members Ha Joo Yeon and her skinny waist, and Kim Eun Jung and her lean body, caught the eyes of many netizens. For the intro stage before "Back It Up", Ha Joo Yeon wears an outfit that accentuates her tiny waist. Meanwhile, Kim Eun Jung showed off her lean mean body at the height of 167 cm and 43 kg. Fans commented, "I'm super jealous of Ha Joo Yeon's 21-inch waist" and�"Because Kim Eun Jung not only has a small face but also long arms and legs, the proportions of her body are phenomenal". "Back It Up" is currently gaining much popularity on music charts with its playful, upbeat swing melody. Source: Nate