- UMan - Owner and founder of MUB. Loves all kinds of undies. Has over 300 pairs and still can't get enough.
- Georgia Dude - 23 years old and a recent college graduate now living his life-long dream teaching high school English. Ever since being a teenager, he's had a fascination with underwear.
- Ryan - Married, straight guy who also happens to appreciate good men’s undergarments. On a quest for weight loss and looking good in his skimpy undies.
- Kasey - Kasey is a West Hollywood resident who has studied and performed acting, musical theater, and comedy improv in Chicago, New York, and Los Angeles. Also a sometime writer, he has begun work on several screenplays and a novel, and has contributed articles to several sites and blogs. His zeal for underwear began during his years working for a famous adult boutique, The Pleasure Chest. He's been caught up in a whirlwind of skivvies and loving it ever since!
- Yash - 25 year old recent college grad. On a personal pursuit for fitness. Works from home as an animator and has about 25 pairs of undies, but looking to expand that. He has everything from boxers to thongs.
- The Brief Boys - description coming soon.
- Chad - coming soon
- Swimming Stud - coming soon