Merino wool

[Brian Fahs]

First lite merino is my choice. Fit is good for me. As far as durability if you are breaking brush or in briars it will get trashed.
Its an undergarment and i treat it as such.
I tried black ovis and fit was aweful for me.

 

[johnnytheboy]

Huge difference, devoldand Byrne are night and day better than anything else!