Base Layers

Kids Ecolator Expedition Weight 1/2 Zip

Ecolator Warmth and layering performance is what Terramar Ecolator is all about. The high loft chann...

Men's Classic Thermal Merino Base Layer Crew

Meet the better-than-ever Men's Classic Thermal Merino Base Layer Crew. We've updated this 100% Meri...

Mens Thermolator Crew

Take on the great outdoors with the Mens Thermolator® Performance Crew Top. Crafted from merino wool...

Womens Basis Peakwool Midweight Crew LS

Peak performance starts at your base, and this crew is the perfect foundational layer when cold cond...

Womens Classic Thermal Merino Base Layer 3/4 Bottom

When you're looking for the comfort and benefits of Merino without adding extra fabric in your ski b...

Womens Merino 150 Base Layer Bottom

Our Women’s Merino 150 Base Layer Bottoms are the perfect layer to put on for your warm-weather adve...

Women's Double Layer Tight

Polarmax's Double Layer Thermals are crafted with a dual-layer soft jersey knit that locks in warmth...

Youth Double Layer Crewneck

This youth base layer long-sleeve crewneck is designed with two layers of fabric integrated back-to-...

Mens Classic Thermal 1/4 Zip Merino Base Layer

We've updated the fit of our Men's Classic Thermal Merino Base Layer 1/4 Zip to improve functionalit...

Womens Intraknit Thermal Merino Base Layer Bottom

100% Merino wool next to skin helps you stay warm, comfortable, and ready for everything. That's the...

Kids 2-Layer Authentic Thermal Midweight Crew

Terramar Kids thermal base layer crew neck top is made of 2 layer 100% polyester. Durable features i...

Mens Classic Thermal Merino Base Layer 3/4 Bottom

Help keep your ski boots, hiking boots, and running shoes free of bulk and friction with our Men's C...