Hellow guys, Welcome to my website, and you are watching 코어강화 최고! 5분 플랭크 챌린지! [복근운동,자세교정, 척추교정]. and this vIdeo is uploaded by SOMIFIT at 2017-05-21T05:51:11-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.