Shop for Merino Wool Base Layers at REI - Browse our extensive selection of trusted outdoor brands and high-quality recreation gear. Top quality, great selection and expert advice you can trust. 100% …

Explore our collections of merino wool base layers for every season and activity. Shop today and stay warm, dry and comfy on all your next adventures.

Jan 7, 2026 · Meriwool and Iguana offer top-performing merino base layers with temperature regulation down to -40°F for extreme conditions. Weight options range from lightweight to heavyweight, …

Whether you're hitting the slopes or setting up camp for the weekend, Merino wool base layers keep you warm and comfortable for any adventure that lies ahead. Choose from our midweight or heavyweight …

Mar 30, 2025 · It’s lightweight, temperature regulating, and has a soft next-to-skin feel. It doesn’t stink, either! What more could you ask for in a base layer? So, without further ado, let’s dive into the 15 …

Jun 10, 2025 · We took 42 base layers from Arc'teryx, Ridge Merino, Smartwool, Black Diamond, Icebreaker, Patagonia, and others to extremes during months of real-world testing to uncover the top …

Sep 5, 2023 · Depending on the fabric weight and fit, Merino wool makes for a high-quality base or midlayer. Merino wool base layers are an obvious choice for running in the cold, as well as...

Merino Wool Clothing: Shop the warmest and softest merino wool clothing available - base layers, socks, underwear, tops, accessories, and more.

Price and other details may vary based on product size and color.

Shop Filson Merino Wool base layers. Made with 100% virgin wool and guaranteed for life. Free shipping over $195.