keyshunter
Contributor
For many years,I have used toothpaste as both a new mask prep and as an anti-fog. Both sides of lense for prep and inside only for anti-fog.
I use whichever brand is on sale. It is inexpensive, lasts a long long time, and smells nice too.
I use whichever brand is on sale. It is inexpensive, lasts a long long time, and smells nice too.