Hi guys, Welcome to the Advanced Video Search Engine, and you are watching MZ세대 코어 특징 (거북목, 라운드숄더 코어운동). That video is uploaded by 피지컬갤러리 at 2022-10-20T03:00:27-07:00. We are promoting this video only for entertainment and educational purpose only. So, I hope you like & enjoy it. [Pk7-2R03Gco]