Shop Base Layer Tops

Men's Classic All-Season Merino Base Layer Long Sleeve Top

Women's Classic Thermal Merino Base Layer Crew Top

Women's Classic All-Season Merino Base Layer Long Sleeve 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 DropTemp Dry (2 Pack) T-Shirt

Men's DropTemp Dry (2 Pack) T-Shirt

Women's Intraknit Thermal Merino Base Layer Crew Top

Men's Classic All-Season Merino Base Layer 1/4 Zippers Top

Women's Classic All-Season Merino Base Layer 1/4 Zippers Top

Men's Intraknit Thermal Merino Base Layer Crew Top

Women's Thermal Merino Rib Turtleneck

Men's Midweight Baselayer Bottom Work Undergarment

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

Women's Classic Thermal Merino Base Layer Crew Plus Top

Men's Merino 200 Oasis LS Half Zip

Men's Cap MW Zip Neck

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

Women's Cap MW Crew

Women's Cap MW Zip Neck

Men's Alloy 1/4 Zip

Men's Flex 1/4 Zip

Men's Heatwave Winter Weight Ls Crew Top

Women's Heavyweight X Base Layer Quarter-Zip

Women's Heatwave Winter Weight Ls Crew Top