Shop Base Layer Tops

Men's Classic Thermal Merino Base Layer Crew

Women's Classic Thermal Merino Base Layer Crew Top

Men's Classic Thermal Merino Base Layer Crew Top

Women's Classic Thermal Merino Base Layer 1/4 Zippers Top

Men's Classic Thermal Merino Base Layer 1/4 Zippers Top

Women's Intraknit Thermal Merino Base Layer Crew Top

Men's Classic Thermal Merino Base Layer Crew Top

Women's Thermal Merino Rib Turtleneck

Men's Intraknit Thermal Max Merino Base Layer 1/4 Zippers Top

Women's Classic Thermal Merino Base Layer Crew Plus Top

Men's Intraknit Thermal Merino Base Layer Colorblock Crew Top

Men's Classic Thermal Merino Base Layer Colorblock Crew Top

Men's Military Fleece 4.0 Crew

Men's Classic Thermal Merino Base Layer 1/4 Zip

Women's Classic Thermal Merino Base Layer 1/4 Zip

Men's Thermolator 2.0 Crew

Men's Alloy 1/4 Zip

Men's Micro Fleece Crew

Men's Classic Thermal Merino Base Layer Colorblock Crew

Men's Double Layer Crew

Men's Intraknit Thermal Max Merino Base Layer 1/4 Zip

Men's Thermasilk 1.0 Crew

Women's Classic Thermal Merino Base Layer 1/4 Zip Plus

Youth Micro Fleece Crew

Men's Thermolator 2.0 1/2 Zip

Men's Ultra Merino 2.0 Crew

Men's Thermolator 2.0 Turtleneck

Women's Classic Thermal Merino Base Layer Colorblock 1/4 Zip

Men's Single Layer Crew

Women's Classic Thermal Merino Base Layer Colorblock 1/4 Zippers Top