Shop Base Layer Tops

Rho LT Zip Neck Men's

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

Men's Intraknit Thermal Merino Base Layer Crew Top

Kid's Classic Thermal Merino Base Layer Crew Top

Women's Thermal Merino Rib Turtleneck

Men's Classic Thermal Merino Base Layer Crew

Women's Classic Thermal Merino Base Layer Crew Plus Top

Men's Classic Thermal Merino Base Layer Colorblock Crew Top

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

Women's Rebar Evolution 1/2 Zip Top in Lichen

Women's Surfside Waffle Shirt

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

Men's Daybreaker 1/2 Zip Fleece

Men's Micro Fleece Crew

Youth Micro Fleece Crew

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

Women's Daybreaker 1/2 Zip Fleece

Men's LIFA Stripe Long-Sleeve Crew Base Layer

Men's Midweight Baselayer Bottom Work Undergarment

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

Men's Double Layer Crew

Men's Single Layer Crew