ガラスウールだろう
garasūurudarō
1. Glass wool, probably.
Noun
#2960881
1. Glass wool, probably.
1. glass; pane
1. wool
1. glazing; fitting with glass
2. transparency; openness
1. glass door
1. plate glass; sheet glass
1. rock wool; mineral wool
1. seems; I think
2. right?; don't you agree?
1. Probably okay.; It'll probably be alright.