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REI Co-op Women's Base Layer Tops: Deals

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Products (2)

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REI Co-opHeavyweight Merino Long-Sleeve Base Layer Crew Top - Women's
$69.93 - $99.95
43 reviews with an average rating of 4.4 out of 5 stars
Underwear Weight:
Heavyweight
Size Type:
Regular, Plus
Top Rated
REI Co-opHeavyweight Merino Base Layer Half-Zip Top - Women's
$72.93 - $104.95
28 reviews with an average rating of 4.7 out of 5 stars
Underwear Weight:
Heavyweight
Size Type:
Regular, Plus
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Related Expert Advice articles

What material is best?

Wool is moisture-wicking and odor-resistant, while synthetic fabrics are more durable and less expensive.

Match the temp to the trek

Lightweight layers are best for moderate to cool temperatures. Midweight layers are best for cold temperatures. Heavyweight layers are best for below-freezing temperatures.

Find your fit

To be able to wick sweat efficiently, your next-to-skin layer needs to actually be next to your skin. A comfortably snug fit everywhere is your goal.

Read full article: How to Choose Base Layers