Our next to skin fit that contours the body for no distractions

Body fit

Our close to body fit with a low profile silhouette for ease of movement

Slim fit

Our standard, slightly off body fit for unrestricted comfort

Regular fit

Our roomy, off body fit for maximum comfort and easy layering

Relaxed fit

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Classic Thermal Merino Base Layer Crew Winter Moss Heather

Classic Thermal Merino Base Layer Crew Charcoal Heather

Classic Thermal Merino Base Layer Crew Black Colour Shift

Classic Thermal Merino Base Layer Crew North Woods Foggy Pines

Classic Thermal Merino Base Layer Crew Marmalade Joviansphere

Classic Thermal Merino Base Layer Crew Currant Heather

Smartwool Merino 250 Men's Base Layers

Smartwool

Winter Moss Heather

Marmalade Joviansphere

Currant Heather

North Woods Foggy Pines

Black Colour Shift

Charcoal Heather

<p>This heavier-weight top is a wonderful base layer in very cold weather or by itself  in cool to cold conditions. Made from merino wool, it works with your body's own heating and cooling system to keep your core temperature where you want it. Perfect for ski touring, mountaineering and backpacking adventures and for high output snowshoeing and nordic skiing.</p><ul><li>Made of interlock knit merino wool, a fiber that wicks fast to keep you dry, and is naturally antimicrobial</li><li>Flatlock seams eliminate chafing</li><li>Shoulder panels move top shoulder seams for comfort with a pack</li></ul>

Smartwool Classic Thermal Merino Base Layer Crew - Men's

Small

Medium

Large

X-Large

XX-Large

Measured in grams per square metre (gsm). The larger the number, the heavier and thicker the garment. 

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Smartwool Classic Thermal Merino Base Layer Crew - Men's

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