Inside, cones of brightly colored merino wool dangle from the ceiling above knitting machines.

WSJ: It Ain't Rocket Science, but Sock-Making Comes Close

Outlier now makes an OG blazer and winterized OG pants with an extrafine merino wool inner face.

FORBES: The Search For The Perfect Pair Of Pants

Martin Criminale's merino wool socks made by SmartWool LLC, of Steamboat Springs, Colo.

WSJ: It Ain't Rocket Science, but Sock-Making Comes Close

Up to 12 colors of bright merino wool yarn are pulled from cones dangling from the ceiling into the teal-colored machines' high-speed knitting needles.

WSJ: It Ain't Rocket Science, but Sock-Making Comes Close