mm? or momme? Thread Count? what is Silk fabric unit?

mm is momme, simply, we write 19mm, 22mm etc.

momme is Silk fabric quality, about silk fabric weight, about silk fabric thicker. More higher momme, more thicker, more durable, more yarns be used, more higher price.

1momme = 4.3056g/m2

16mm = 68.9g for 1m2

19mm = 81.8g for 1m2.

22mm = 94.7g for 1m2

25mm = 107.6g for 1m2

30mm = 129g for 1m2