3.5 ounces = 99.223 grams
30 grams = 1.058 ounces
If it was the same size it wouldn't make much sense to buy the 30 gram one. It would be nice if they had bigger pictures on the web site, or even a size comparison chart. Maybe they do, I just didn't look that hard (c:
If your glasses fog up and you want to make your own mask fans, here's how;
"My happiness doesn't depend on anything. My heart is always happy. I do have anger issues though."