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Smartwool M’s 250 Thermal Pattern Crew


With new patterns, a fresh look, and even more comfort, our Men’s Merino 250 Base layers Pattern Crew is being its best self. We’ve updated this 100% Merino wool fan-favorite with new colors and a new fit to improve functionality while enhancing aesthetics. Shoulder panels eliminate top shoulder seams and a flatlock seam construction helps minimize chafing. Add one of our best base layers for cold weather to your winter wardrobe and experience the difference the next time you go skiing, hiking, climbing, or biking.


100% Merino wool fabric made with an interlock knit for enhanced comfort, breathability, thermoregulation, and odor resistance
Fit updated to improve functionality while enhancing aesthetics
Shoulder panels eliminate top shoulder seams
Flatlock seam construction designed to minimize chafing
100% Merino Wool; Exclusive of decoration

Additional information


Black Mountain, Deep Navy Mount, Laguna Blue Heat, North Woods Heather, Shale Heather, Winter moss


Extra Large, Large, Medium, Small