"I normally wear mid-calf socks, why do some guys only wear over the calf socks?"
"OTC’s give you an assured swagger. It’s the way a full length sock holds your calf. A nice assurance. They sit above your calf muscle and won’t slip down your leg each time your calf flexes. They’re warmer and your skin is not on display (unless that’s what your going for).
Simply put, it’s the true gentleman’s length”