절대 더러워지지 않는 옷 #초소수성 #방수 #코팅

#초소수성 #방수 #코팅 1 The reference is marked in the video 2 If you have any problems with video copyright, please contact me immediately 3 The Copyright Act's fair use provision permits non-infringing use of copyrighted material for purposes like criticism, commentary, news, teaching, scholarship, and research, especially when non-profit or educational haniwind1229@gmail com