Seems like it would help keep the shorts from getting stinky.

Edit 1: friction is the answer

Edit 2: sorry for this edit -- i was trying to make a new post, but Blorp for some reason took me to editing this one instead. Trying to put it back the way it was...

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[–] 10 points 3 months ago

Chaffing and moisture management. Underwear is more often than not cotton. Putting a layer of cotton between you and the lycra would trap moisture. And yeah, the chaffing would be unreal.

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