Men's Thermals

Your go-to for classic base layer, Micro-Elite Chamois is synonymous with the Hot Chillys brand. The descendant of the first technical base layer created in 1984, ME Chamois has developed...

Warmth starts at the core and getting the layering right is critical to a comfortableday outdoors and in the mountains. Our evolved layering system caters to differenttemperatures and different intensity...

We've updated the fit of our Men's Classic Thermal Merino Base Layer 1/4 Zip to improve functionality while also enhancing aesthetics. As one of our heaviest base layer tops and...

Meet the better-than-ever Men's Merino 250 Base Layer Crew. We've updated this 100% Merino wool fan-favorite with new colors and a new fit to improve functionality while enhancing aesthetics. Shoulder...

Take on the great outdoors with the Mens Thermolator® Performance Crew Top. Crafted from merino wool, this lightweight, moisture-wicking, and temperature-regulating baselayer top are versatile for all-season use and excel...

We all hate it. That stiff, distracted feeling you get when you're out in the cold. That's why, we built a baselayer that keeps you warm and dry without being...