Superior Warmth for Extreme Cold. The Men’s Yukon Expedition Crew is engineered to provide exceptional insulation and comfort in the harshest winter conditions. Crafted from 100% Merino wool, this heavyweight base layer is ideal for winter mountaineering, cold-weather hunting, Aurora viewing, or enduring frigid temperatures.

• Color:  Black
• 100% Merino wool for natural softness and effective moisture management.
• 400 g/m² Expedition Interlock Knit ensures maximum insulation.
• 18.5-micron fibers provide a comfortable, itch-free experience.
• Tagless label eliminates itchy neck tags for added comfort.
• Flatlock seams prevent chafing during active use.
• Regular fit with a little bit of room to breathe, but not too baggy; runs true to size.
• Suitable for 0°F and below while active, and 0°F to 30°F while inactive.