My husband has tried various other brands of socks ,none of which
remotely resembled the L/XL I chose for him.
He finds Posey socks comfortable and true to advertised sizing.

Whitmyer PLUSH
6" 8" 10" 14" 19"
Lateral Facial Supports:
Unilateral or Bilateral: Spot, Standard, Long, Oval, Large-C, Medium-C, Small-C, FS0-8
Anterior Support Options:
Dynamic Forehead Strap, Strap Cap, Static Forhead Strap