The Case For Grandma Underwear

I don't know one woman who doesn't have a pair of special underwear (or two!) for when Aunt Flow comes for her monthly visit. For most women, it's the "grandma" underwear. You know what I'm talking about, right? It's the I'm-in-so-much-pain-because-of-cramps-that-I-can't-be-bothered-with-sexy underwear.