loaded 21 results

Short Sleeve Base Layers

(21 products)

Products (21)

Sort: Best Match

REI Co-opLightweight Crew Base Layer Top - Women's
$29.95
2 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular, Plus
Icebreaker200 Oasis Crewe Base Layer Top - Men's
$95.00
29 reviews with an average rating of 4.5 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular, Big
Arc'teryxLana Merino Wool Crew Base Layer Top - Women's
$90.00
4 reviews with an average rating of 1.5 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular, Plus
REI Co-opMerino 185 Base Layer Top - Women's Plus Sizes
$34.83 - $69.95
20 reviews with an average rating of 3.8 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Plus
Arms of Andes160 Ultralight Alpaca Wool Crewneck Base Layer T-Shirt - Men's
$75.00
4 reviews with an average rating of 3.5 out of 5 stars
Underwear Weight:
Ultralightweight
Size Type:
Regular, Big
REI Co-opMerino 185 Base Layer Top - Women's
$34.83 - $69.95
41 reviews with an average rating of 4.4 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
Helly HansenHH Durawool Graphic T-Shirt - Women's
$90.00
0 reviews
Underwear Weight:
Lightweight
Size Type:
Regular
Top Rated
REI Co-opLightweight Crew Base Layer Top - Men's
$29.95
5 reviews with an average rating of 4.8 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular, Big, Tall
Top Rated
Arc'teryxIonia Merino Wool Base Layer Top - Men's
$90.00
37 reviews with an average rating of 4.6 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular, Big
Helly HansenHH Durawool T-Shirt - Women's
$80.00
0 reviews
Underwear Weight:
Lightweight
Size Type:
Regular
Arms of Andes160 Ultralight Alpaca Wool Crew Neck Base Layer T-Shirt - Women's
$75.00
2 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Ultralightweight
Size Type:
Regular
Icebreaker150 Anatomica Crewe Base Layer Top - Men's
$75.00
5 reviews with an average rating of 4.4 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular, Big
Icebreaker125 Cool-Lite Merino Blend Sphere III Scoop T-Shirt - Women's
$75.00
17 reviews with an average rating of 4.2 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
Top Rated
IcebreakerMerino 150 Tech Lite III Relaxed T-Shirt - Women's
$80.00
68 reviews with an average rating of 4.6 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
REI Co-opMerino 185 Base Layer Top - Men's
$69.95
51 reviews with an average rating of 4.2 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular, Big
Ortovox120 Cool Tec Clean Base Layer T-Shirt - Men's
$90.00
0 reviews
Underwear Weight:
Lightweight
Size Type:
Regular, Big
Terramar1.0 All-Season Lightweight Merino Wool T-Shirt - Men's
$34.73
Save 30%
compared to $50.00
0 reviews
Underwear Weight:
Lightweight
Size Type:
Regular
REI OUTLET
Ortovox185 Merino Rock'n'wool Base Layer Top - Women's
$49.83
Save 50%
compared to $100.00
2 reviews with an average rating of 4.5 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
Terramar1.0 All-Season Lightweight Merino Wool T-Shirt - Women's
$34.73
Save 30%
compared to $50.00
0 reviews
Underwear Weight:
Lightweight
Size Type:
Regular
REI OUTLET
Icebreaker125 ZoneKnit Crewe Base Layer Shirt - Women's
$86.73
Save 24%
compared to $115.00
0 reviews
Underwear Weight:
Lightweight
Size Type:
Regular
REI OUTLET
Icebreaker125 ZoneKnit Crewe Base Layer Shirt - Men's
$86.73
Save 24%
compared to $115.00
3 reviews with an average rating of 4.0 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular, Big
REI OUTLET

Sort: Best Match

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

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