1) I’m kinky!
2) My feet secrete a surprising amount of fluid.
3) Seriously, they gush the kind of sweat that can no longer by contained by my shoes or my socks.
4) I am a professional ballerina and this sweat problem is becoming problematic.
5) I live in a world without shoes or socks. It’s horrible.
6) I live in a world without shoes or socks and I often walk across the mountains.
7) I am a doll designer and I believe these will double by allowing me to make my creations more appropriately garbed.
8) I think this will make me feel pretty.
9) I am a never-nude.
If 5 or less: You do not need underwear for your feet.
If 6-7: Sweat socks.
If 8-9: Fine. You can have underwear for your feet. Capezio Foot Undeez. $15.99