It's a great pant.
I'm 1,86 mts tall, weight 85kg and M fits great. (It's REgular fit).
It seems very durable. I use it for skiing in CHile and gives perfect protection against elements. In cold days I use a Patagonia Capilene base layer for extra warmth.
This review was written in the old system and had content requirements that are different than reviews written today.