Smartwool

Over 25 years ago, Smartwool invented the original Merino wool performance sock—the Classic Hike.

The new and improved Hike Light socks, formerly PhD® Outdoor, bring you enhanced features to maximize comfort and help you get after it at the highest level.

Cozy up with the Women's Edgewood Colorblock Crew Sweater.

The ultimate vest for all cold-weather adventures.

An all-season favorite, the Women's Classic All-Season Merino Base Layer Long Sleeve can be sported as a base layer in the fall or summer when it's time to go backpacking.

Our Men's Merino Print Boxer Briefs bring you ultimate Merino wool comfort with a fun, outdoor-inspired design.

Spring skiing or summer camping? The year-round Men's Classic All-Season Merino Base Layer Long Sleeve is game for either.

A year-round favorite, our Classic All-Season Merino Base Layer Bottom works hard to keep you comfortable everywhere, from the ski lifts to the campsite.

Braving the wind? Put comfort first with the Men’s Active Fleece Wind Tight.

Perfect fit. Powerful durability. That's what you get when you put on our Hike Light socks—formerly known as PhD® Outdoor.

Bring the natural performance features of responsibly sourced ZQ-certified Merino wool with you on every hike in our Women's Hike Light socks (formerly known as PhD® Outdoor).

Hike how you like in our responsibly sourced, ZQ-certified Merino wool Hike Light socks.