Shop Base Layer Clothing @ REI - Boston

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

Women's Intraknit Thermal Merino Base Layer Crew Top

Women's Classic Thermal Merino Base Layer Crew Top

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

Men's Classic Thermal Merino Base Layer Crew Top

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

Women's Merino Blend Bralette

Women's Classic All-Season Merino Base Layer Crew Top

Women's Classic Thermal Merino Base Layer Bottom

Men's Merino 200 Oasis LS Crewe

Men's Classic All-Season Merino Base Layer Bottom

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

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

Men's Classic Thermal Merino Base Layer Bottom

Women's Classic Thermal Merino Base Layer Crew Plus Top

Women's Cap MW Crew

Women's 200 Oasis LS Crewe

Women's Classic All-Season Merino Base Layer Bottom

Men's Merino 260 Tech LS Crewe

Women's Classic All-Season Merino Base Layer Crew Top Plus

Women's Cap MW Bottoms

Men's 260 Tech Leggings w Fly

Men's Intraknit Thermal Merino Base Layer Bottom

Women's Cap MW Zip Neck

Men's Cap MW Zip Neck

Rho LT Crew Neck Men's

Women's Intraknit Thermal Merino Base Layer Bottom

Women's Classic Thermal Merino Base Layer Bottom Plus

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

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