Intraknit REI Co-op

Built to flex and follow you like a shadow, the women's Smartwool Intraknit Thermal Merino base layer bottoms are 3D knit for insulation, ventilation

Intraknit Thermal Merino Base Layer Bottoms - Women's

Intraknit REI Co-op

Smartwool Intraknit Thermal Merino Crew Base Layer Top - Men's

Smartwool Intraknit Thermal Merino Colorblock Crew Base Layer Top - Men's

Technical meets comfortable in the men's Smartwool Intraknit Active full-zip jacket. Temperature-regulating fabric and strategically zoned ventilation

Intraknit Active Full-Zip Jacket - Men's

Smartwool Intraknit Thermal Merino Crew Review

Keep your temperature just right on chilly days with the built-in, body-mapped ventilation of the women's Smartwool Intraknit Thermal Merino

Intraknit Merino Colorblock Quarter-Zip Base Layer Top - Women's

Smartwool Intraknit Thermal Merino Crew Base Layer Top - Women's

REI Co-op Holiday Warm Up Sale: 2023 Outdoor Gear Guide

Smartwool Intraknit Merino Sport Full-Zip Jacket - Women's

Smartwool Intraknit Thermal Max Quarter-Zip Base Layer Top - Men's

Smartwool Intraknit Thermal Merino Quarter-Zip Base Layer Top - Men's

Smartwool Intraknit Merino Fleece Full-Zip Hoodie - Men's