Hellow guys, Welcome to my website, and you are watching [배영]스윔 드릴 마스터 수영 - 배영을 잘하기 위한 방법 #2(the way better to do backstroke). and this vIdeo is uploaded by 스윔드릴마스터 at 2019-07-13T09:42:20-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.