A white veil covers mountain peaks, fields, and towns. A layer of ice has sealed rivers, lakes, and streams. Some trees stand completely bare, while others are weighed down by snow. Every creature of the forest stays close to its shelter, venturing out only during the warmest hours of the day in search of food.
Despite the cold and snow, a lone figure roams the woods, looking for a place to set up camp. An outdoorsman who despises the conditions, yet is willing to spend a few hours in the forest, searching for inner peace in the solitude and quiet of winter. A backpack holds all the necessary gear, and a pair of snowshoes helps him reach his chosen site. But what about his clothing? What did he choose to withstand such weather?
We can assume he would wear layers made from different materials—synthetic or natural fibers like wool. It may sound strange in the 21st century, with all the advances in clothing technology, that wool remains a staple for outdoor wear. But there are many reasons for this.
Wool is one of the best natural fibers for outdoor clothing because of its unique performance properties, especially in variable weather and during active use. It keeps you warm in cold conditions and cool when temperatures rise. The crimped fiber structure traps air, providing insulation without excess bulk. Wool absorbs moisture vapor from your skin and allows it to evaporate, helping you stay dry and comfortable. Unlike cotton, it doesn’t feel clammy when wet.
Wool also has natural antimicrobial properties that reduce odor buildup, allowing garments to be worn multiple times between washes—ideal for multi-day trips. It doesn’t ignite easily and will self-extinguish, offering added safety around campfires or sparks. As a natural, biodegradable fiber sourced from sheep, wool is also a more sustainable choice compared to many synthetics. It outperforms cotton in nearly every outdoor application and competes well with synthetics, particularly in comfort and odor control.
Best Types of Wool for Outdoors
- Merino Wool — Fine, soft, and itch-free. Best for base layers, socks, and mid-layers.
- Lambswool — Softer than traditional wool. Ideal for sweaters and casual layers.
- Shetland or Fjord Wool — Heavier and more robust. Suited for outer sweaters and rugged pullovers.
- Wool Blends (with synthetics) — Improved durability and faster drying. Great for hiking shirts and outer layers.
- Wool Fleece or Knit Fabrics — Breathable and insulating. Excellent warm mid-layers.
Merino Wool — The Outdoor Standard
Most modern outdoor wool garments are made from merino wool because it is:
- Soft and non-itchy, even against the skin
- Lightweight yet highly insulating
- Excellent at odor control
- Effective across a wide range of temperatures
- Sustainable and renewable
- Highly effective at moisture management
Common Outdoor Wool Garments and Their Uses
Because merino fibers are very fine—typically between 17 and 24 microns—they are especially comfortable for base layers, socks, and shirts.
- Base layers (tops and bottoms) — Outstanding temperature regulation and moisture control
- Socks — Manage sweat, cushion the feet, and resist odors
- Hats and gloves — Trap warmth and dry quickly
- Mid-layers (sweaters, pullovers) — Provide warmth with breathability
- Outer sweaters or jackets — Heavier wool or blends add wind resistance
For very wet conditions, wool blends with synthetic fibers or water-resistant finishes can further improve performance.
Care Tips for Outdoor Wool
Wool requires a bit more care than synthetics, but it’s simple enough:
- Wash cold on a gentle cycle or hand-wash
- Use a wool-safe detergent
- Avoid high heat; air-dry flat to prevent shrinking
- Re-shape garments while damp for the best fit
With proper care, high-quality wool garments can last for many seasons.
My personal favorite wool jackets include one made by Fred G. Asbell and an old military surplus jacket from the 1950s. Both are warm and nearly silent—especially valuable during hunting season. Wool socks and thermals are staples throughout winter, and my wool blanket has seen countless nights around the campfire.
Sometimes, by looking at how our grandfathers solved everyday problems—like what to wear in winter—we can see that the simple way is often the best.