a소성산악회 등산화끈 풀리지 않게 묶는 방법 소성주 2014. 10. 14. 18:18 http://www.youtube.com/watch?list=PL_b8t5qBNDQIjaVaDXeQl-YlftyT1fAfA&v=gfZGC2SXfMk&feature=player_detailpage