Everyday Thermal Underlayers

A versatile merino wool base layer that wicks sweat, resists odor, and features thumbhole cuffs.

Pros: Great fit Comfortable feel Durable material Soft fabric Excellent warmth

A lightweight, solid red silk base layer pant offering warmth and comfort without bulk.

Pros: Provides warmth Well made and sturdy Prevents chafing Comfortable fit Lightweight and thin

A versatile base layer made of dark black, itch-free merino wool that wicks sweat and resists odor.

Pros: Odor-resistant Great color Versatile use Excellent warmth Comfortable fit

A high-rise, slim-leg base layer made of 100% merino wool, perfect for versatile warmth and comfort.

Pros: Great fit High-quality fabric Non-itchy material Comfortable to wear Excellent warmth

A dark black merino wool quarter-zip top that wicks sweat, resists odor, and keeps you warm.

Pros: Keeps you warm Excellent base layer Comfort Durability Versatility

An eggplant heather merino wool crew top that wicks sweat, resists odor, and keeps you warm.

Pros: Great fit Breathable fabric High quality Soft and comfortable Excellent warmth

A dark black, merino wool T-Zip top that wicks sweat, resists odor, and keeps you warm.

Pros: Well-made Warmth True to size Versatile Comfortable

An alloy gray, 100% merino wool crew top offering lightweight warmth and comfort for all-season activities.

Pros: Soft material Warmth Good fit Comfortable Versatility

An ultralight base layer made from 100% merino wool, offering warmth and odor resistance in alloy gray.

Pros: Lightweight Warm without being bulky Stylish Durable Comfortable

A lightweight, moisture-wicking base layer crewneck in Sea Salt, made from 94% polyester and 6% spandex.

Pros: Great fit Smooth fabric Softness Dino style Material

A high-rise, slim-leg base layer made of 100% merino wool, offering warmth and comfort in alloy gray.

A lightweight, moisture-wicking synthetic base layer pant in dark black, perfect for everyday warmth and comfort.

Pros: Adds extra warmth Lightweight Softness Good fit Comfortable

An alloy gray, form-fitting hoodie made from 100% Merino wool, perfect for warmth and moisture-wicking.

Pros: High-quality material Perfect fit Easy to care for Ideal length Lightweight and warm

An ultralight, alloy gray Merino wool hoodie that wicks moisture, resists odors, and fits comfortably under helmets.

Pros: Soft and fleecy interior Ideal for winter sports Warm and comfortable Good fit Fashionable and supportive

A lightweight, moisture-wicking synthetic base layer pant in dark black heather for everyday warmth and comfort.

Pros: Great for layering Provides warmth Lightweight feel

An alloy gray, form-fitting turtleneck made from 100% Merino wool, perfect for warmth and moisture-wicking.

Pros: Stays clean High-quality fabric Exceptional comfort Low maintenance Excellent warmth

An itch-free 100% merino wool base layer, perfect for cold-weather sports, available in ocean waves and storm teal.

Pros: Ideal as long underwear Provides excellent warmth Soft merino wool material

A high-rise, slim-leg base layer made of soft, itch-free 100% merino wool in striped ocean waves or storm teal.

A versatile, midnight black heavyweight base layer with moisture-wicking, quick-drying, and odor-controlling properties.

A heavyweight, moisture-wicking, and quick-drying base layer with anti-microbial finish in kelp green camo.

A heavyweight base layer hoodie in kelp green camo, made from recycled polyester and elastane.

A midweight, moisture-wicking base layer with anti-odor treatment, made from recycled polyester and elastane.

A green wool-blend Henley with duofold construction for warmth and a relaxed, traditional fit.

Pros: Soft material Warm and cozy High quality and durable Versatile for cold weather Comfortable fit

A charcoal heather mockneck shirt made of 100% cotton that resists shrinking, fading, and wrinkling.

Pros: Perfect fit Excellent quality Durability Comfortable Good style