waist and collar provide durable shape retention for years of reliability

A heavyweight favorite

coated-nylon pocket separates wet gear from dry

Classic spread collar

filson man 400g merino wool bottoms fmpan0045k0185 001 Size:M waist and collar provide durableThick moisture wicking merino wool makes our expedition weight 400g Merino Bottoms ideal as a next to skin base layer in the coldest weather, or underneath waders in icy rivers. The wool is from merino sheep, prized for their ultrafine fibers that are soft against the skin, moisture wicking and odor resistant. Wool has been natures top defense against cold, wet weather for centuries due to its ability to insulated even when wet. Front fly and elastic