the Spectrum Crewneck is a solid foundation for winter layering

the Flex Adjuster allows you to boost or smooth your flex

Heatseeker Eco insulation provides lightweight

The articulated fit supports natural movement

wider footprint that turns quickly while floating well in deep snow

Smartwool Intraknit Thermal Merino Base Layer Crew Mens 2027 MSRP:Retail: $150.00 the Spectrum Crewneck is aThe Smartwool Mens Intraknit Thermal Merino Base Layer Crew uses body mapped construction to deliver targeted warmth, breathability, and stretch in a midweight merino top built for the coldest active days. Key Features Body mapped Intraknit construction places insulation and mesh ventilation exactly where needed Midweight merino wool blend balances warmth and breathability Slim athletic fit layers cleanly under shells Crewneck pulls on quickly and