when cinched with the side buckle straps

nylon that’s treated for water resistance to minimize the need for rain jacket

waist and collar provide durable shape retention for years of reliability

but unlike down

The tightly woven warp-face twill has durability for decades of service

filson man 400g merino wool bottoms fmpan0045k0185 001 Size:M when cinched with the sideThick 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