Why isn't it ok to wear underwear or long johns in public, even if not all underwear and long johns have a fly or are see through? - Quora
![Do You Wear Undies Under Thermals? (Long Johns, Flannels, Thermal Underwear) – Decide Outside – Making Adventure Happen Do You Wear Undies Under Thermals? (Long Johns, Flannels, Thermal Underwear) – Decide Outside – Making Adventure Happen](https://decideoutside.com/wp-content/uploads/2021/01/thermals1-681x1024.jpg)
Do You Wear Undies Under Thermals? (Long Johns, Flannels, Thermal Underwear) – Decide Outside – Making Adventure Happen
![Runhit Thermal Underwear for Men Base Layer Long Underwear Cold Weather Fleece Lined Mens Long John Winter Pants and Shirts Thermal Set XS Blue at Amazon Men's Clothing store Runhit Thermal Underwear for Men Base Layer Long Underwear Cold Weather Fleece Lined Mens Long John Winter Pants and Shirts Thermal Set XS Blue at Amazon Men's Clothing store](https://m.media-amazon.com/images/I/71gboCmEr9L._AC_UY1000_.jpg)