Smartwool Classic Thermal Base Layer Crew

Behold, the Women's Classic Thermal Merino Base Layer Crew—now reborn with a refined fit and fresh palette of colors. Crafted from pure Merino wool, this upgraded essential blends function with form, adding shoulder panels and flatlock seams that banish chafing. It's a cold-weather ally, keeping you snug and adaptable, whether you're skiing the Rockies, scaling peaks, or winding through woodland trails. This base layer doesn’t just keep you warm—it elevates every winter adventure, one layer at a time.

• Slim Fit
• Garment Weight: 218 g = 769 oz
• Knit in China: 100% Merino Wool
• Flatlock seam construction designed to minimize chafing
• Crew neck with raglan sleeves
• Back body seam wraps to front for body-enhancing fit
• Fit updated to improve functionality while enhancing aesthetics for a range of body shapes
• 100% Merino wool fabric made with an interlock knit for enhanced comfort, breathability, thermoregulation, and odor resistance
• SW016370