Minus33 Merino Wool Clothing®, Socks, Underwear & Hats

Our men’s midweight merino wool clothing is built for dependable warmth, comfort, and performance in cooler conditions. From crisp fall mornings to freezing winter days, these versatile layers provide natural temperature regulation, moisture management, and odor resistance. Designed for everyday wear and outdoor adventures, our merino tops, base layers, and accessories keep you warm, dry, and comfortable when temperatures drop.

Best Seller

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Midweight 245Men's Thermal Base Layer Crew\ \ 100% Merino Wool\ \ from $89.99\ \ 4.8

Black Olive Drab Green Charcoal Gray Navy Forest Green Mossy Oak Country Roots Tan 499 +3

Best Seller

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Midweight 245Men's Base Layer Bottoms\ \ 100% Merino Wool\ \ from $89.99\ \ 4.8

Black Navy Charcoal Gray Forest Green Olive Drab Green Mossy Oak Country Roots Tan 499 +1

New Colors

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MidweightEveryday Knit Cuff Beanie\ \ 100% Merino Wool\ \ $29.99\ \ 4.8

Black Charcoal Gray Navy Dark Brown Burgundy Royal Blue Blaze Orange +3

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Heavyweight 385Wool Sportsman Guide Shirt\ \ White Mountain Woolen\ \ $199.99\ \ 4.8

Red Plaid Green Plaid Charcoal Gray

USA Made

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MidweightWool Boot Socks\ \ Made in New Hampshire\ \ $22.99\ \ 4.8

Black Earthen Ivy

Women's Merino Best Sellers

Our women’s midweight merino wool clothing is designed for dependable warmth, comfort, and performance in cooler conditions. From crisp fall mornings to freezing winter days, these versatile layers provide natural temperature regulation, moisture management, and odor resistance. Soft and comfortable, our merino tops, base layers, and accessories keep you warm, dry, and ready for wherever the day takes you.

Best Seller

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Midweight 245Women's Base Layer Crew\ \ 100% Merino Wool\ \ $89.99\ \ 4.8

Black Black / Charcoal Charcoal Gray Navy Forest Green Cream Burgundy +2

Best Seller

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Midweight 245Women's Base Layer Bottoms\ \ 100% Merino Wool\ \ $89.99\ \ 4.7

Black Charcoal Gray Navy Cream True Red Radiant Violet Forest Green +1

New Colors

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MidweightEveryday Knit Scarf\ \ 100% Merino Wool\ \ $39.99\ \ 5.0

Black Charcoal Gray Natural Cream Burgundy Navy Olive Drab Green

XS to 3X

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Midweight 245Women's 1/4 Zip\ \ 100% Merino Wool\ \ $109.99\ \ 4.8

Black Charcoal Gray Navy Forest Green Emerald Green Cream True Red +2

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Throw Wool Blanket\ \ White Mountain Woolen\ \ $39.99\ \ 4.7

Red and Black Plaid Gray and Blue Plaid Green and Blue Plaid Brown and Tan Plaid

Quality Without Compromise Since 1916

Nobody knows wool like we know wool. Since 1916 we have been manufacturing woolen fabrics that perform to our quality standards for softness, durability, color consistency and more.

LEARN MORE ABOUT US

Merino Socks Made in the USA

We manufacture our Mountain Heritage Sock Collection right here in Ashland, New Hampshire - USA. Choose from over 30 styles of premium Merino wool ski socks, snowboard socks, hiking socks and more.

Shop our merino wool socks

Merino Wool Benefits

Say goodbye to the stereotypes you may have heard about old school wool, and say hello to super soft, comfortable, easy to care for Merino wool. Qualities like high insulation and low air permeability make Merino wool a performance favorite for outdoor apparel, socks and thermal base layers.

Learn more about our commitment to sustainability & keeping our clothing safe from over 1000 harmful substances, including PFAS.

More Wool.Less Synthetics.Healthier Planet. Healthier You.

THE MINUS33 DIFFERENCE

SUSTAINABLE & ETHICAL

- Woolmark Quality Standard

- OEKO-TEX Standard 100

- Responsible Wool Standard

- Earth-Conscious Packaging

GIVING BACK &

SAVING LIVES

We re-purpose & package gently worn & factory second base layers into SAR Warming Kits distributed FREE to first responders across the USA and Canada.

SATISFACTION Guarantee

- 30-Day Returns/Exchanges

- Free Shipping Over $50

- NH-USA Customer Service

- 2-Year Product Warranty*

5TH GENERATION FAMILY-OWNED

We are a 5th-generation family-owned business in New Hampshire with over a century of woolen textile manufacturing expertise. Quality without compromise.

SUSTAINABLE & ETHICAL

- Woolmark Quality Standard

- OEKO-TEX Standard 100

- Responsible Wool Standard

- Earth-Conscious Packaging

GIVING BACK &

SAVING LIVES

We re-purpose & package gently worn & factory second base layers into SAR Warming Kits distributed FREE to first responders across the USA and Canada.

SATISFACTION Guarantee

- 30-Day Returns/Exchanges

- Free Shipping Over $50

- NH-USA Customer Service

- 2-Year Product Warranty*

5TH GENERATION FAMILY-OWNED

We are a 5th-generation family-owned business in New Hampshire with over a century of woolen textile manufacturing expertise. Quality without compromise.

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Minus33 Merino Wool Clothing®, Socks, Underwear & Hats

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