Women's Heavyweight Wool Bottoms Thermal Base layer - 100% Merino Wool

Similar to our matching Heavyweight Crew, the Kenai Women’s Expedition Bottoms complete the ensemble and will wrap you in a blanket of warmth. Show old man winter you mean business by wearing these under your favorite pants and conquering the outdoors. Ideal for frigid temperatures, don’t get caught without them!

Fabric

• Fiber Content: 100% Merino Wool
• Knit: 400 g/m² Heavyweight Interlock Knit
• Microns: 18.5 Micron Fibers
• UPF Rating: 50+
• Total Easy Care: Machine Wash & Dry
• Wool Source: Australia
• Imported.

Heavyweight Merino Wool Women's Base Layer Bottom

Built for the Coldest Days You'll Face

When the temperature drops well below freezing, a standard base layer is not always enough. Minus33's Merino Wool Women's Base Layer Bottom in heavyweight is built specifically for those conditions, giving you a dense, insulating layer that holds up to extended time outdoors in serious cold. As part of the broader Minus33 wool clothing collection, this base layer is designed to work seamlessly with your existing layering system, whether you are heading out to do farm chores, working outside, hiking winter trails, or spending the day ice fishing.

A Layer That Lets You Stay Out Longer

This heavyweight base layer bottom pairs naturally with the matching heavyweight crew top for a complete cold-weather layering system. Wear it underneath your favorite outdoor pants for added insulation, or layer it with additional pieces during the most extreme weather of the season. The fit is designed to move with you through hiking, biking, hunting, and snow sports, so you stay comfortable and warm whether you are active or standing still in the cold.

Get in touch with us today to learn more.

Features

• Mid to High Rise: Waistband sits at or around the belly button
• Covered Waistband: Merino next to your skin
• Gusset: Reduces stress in the crotch area
• Ribbed Ankle Cuffs: Keep in place and allow for easy layering
• Flat Lock Seams: Prevents Chafing
• Layer Type: Base Layer
• Fit Type: Regular - Standard fit with a little bit of room to breathe, but not too baggy
• Runs True to Size - If you like a more athletic, tight fit, try sizing down
• Weight: Size Medium = 12 oz. (340 grams)
• Style #: 809

Uses

• Ideal Seasons: Fall, Winter
• Activities: Everyday Wear, Hiking, Camping, Biking, Running, Fishing, Hunting, Snowsports
• Temperature Recommendations: 0°F and below while active, 0°F to 30°F while inactive -  Learn more about Merino wool fabric weights

Care

Washing and Drying Instructions - Learn more about wool care

• Turn Inside Out
• Machine Wash Cold: Gentle cycle with like colors
• Detergent: Mild or wool-specific
• Tumble Dry: Low heat
• Storage: Place in an airtight container when not in use for long periods of time
• Do NOT Use: Fabric softener or bleach!

Product Story

Kenai [kee-nie]

The Kenai Peninsula is located on the southern coast of Alaska, bordered on one side by Cook Inlet and the Alaska Ocean on the other. It’s often called the "Alaskan Playground" because of all the activities available in the area; for example, wildlife sightseeing, kayaking and canoeing, dog sledding, and fishing.

Frequently Asked Questions

How cold does it need to be to wear the heavyweight Merino wool base layer bottom?

This heavyweight base layer bottom is best suited to conditions at or below freezing, making it ideal for the coldest parts of fall and winter. For milder temperatures, a midweight or lightweight base layer bottom from Minus33 may be a better fit.

Can the Merino wool women's base layer bottom be worn underneath regular pants?

Yes. This base layer bottom is designed to be worn underneath your everyday outdoor pants, snow pants, or work pants for added warmth without unnecessary bulk. Many customers also wear it on its own during extremely cold outdoor activities for maximum insulation.

Does the heavyweight Merino wool base layer bottom pair with a matching top?

Yes. This base layer bottom is designed to complement the matching heavyweight Merino wool crew top, giving you a coordinated base layer system for the coldest days of the year.

What activities is the Minus33 Merino wool women's base layer bottom best suited for?

This base-layer bottom is well-suited for hiking, camping, biking, running, fishing, hunting, and snow sports. Its insulating heavyweight fabric performs well whether you are moving steadily through cold conditions or standing still for extended periods outdoors.

Is the heavyweight Merino wool base layer bottom true to size?

Yes. This base layer runs true to size. If you prefer a closer, more athletic fit, sizing down is recommended. Those who prefer extra room to layer underneath may want to size up.