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Wool Base Layers
(291 products)Products (291)
Sort: Best Match
- Sale Ends Nov 25Top Rated
REI Co-opMerino 185 Long-Sleeve Half-Zip Base Layer Top - Men's
$62.89Save 30%compared to  $89.95Underwear Weight:LightweightSize Type:Regular, Big - Sale Ends Nov 25
REI Co-opMerino Midweight Base Layer Bottoms - Kids'
$34.89Save 30%compared to  $49.95Underwear Weight:MidweightSize Type:Regular - Sale Ends Nov 25
REI Co-opHeavyweight Merino Base Layer Half-Zip Top - Men's
$73.39Save 30%compared to  $104.95Underwear Weight:HeavyweightSize Type:Regular, Big, Tall - Sale Ends Nov 25Top Rated
REI Co-opMerino 185 Long-Sleeve Half-Zip Base Layer Top - Women's
$62.89Save 30%compared to  $89.95Underwear Weight:LightweightSize Type:Regular - Sale Ends Nov 25Top Rated
REI Co-opMerino Midweight Base Layer Crew Top - Kids'
$34.89Save 30%compared to  $49.95Underwear Weight:MidweightSize Type:Regular - Sale Ends Dec 2
SmartwoolIntraknit Thermal Merino Crew Base Layer Top - Men's
$97.49Save 25%compared to  $130.00Underwear Weight:MidweightSize Type:Regular, Big - Sale Ends Nov 25
SmartwoolClassic Thermal Merino Crew Base Layer Top - Kids'
$48.69Save 25%compared to  $65.00Underwear Weight:MidweightSize Type:Regular - Sale Ends Dec 2Top Rated
SmartwoolClassic All-Season Merino Base Layer Bottoms - Women's
$67.49Save 25%compared to  $90.00Underwear Weight:LightweightSize Type:Regular, Plus - Sale Ends Nov 25
SmartwoolClassic Thermal Merino Base Layer Bottoms - Kids'
$48.69Save 25%compared to  $65.00Underwear Weight:MidweightSize Type:Regular - Sale Ends Nov 25
Icebreaker260 Tech High-Rise Base Layer Leggings - Women's
$93.69Save 25%compared to  $125.00Underwear Weight:MidweightSize Type:Regular - Sale Ends Nov 25
Kari TraaSara Half-Zip Base Layer Top - Women's
$82.49Save 25%compared to  $110.00Underwear Weight:HeavyweightSize Type:Regular - Sale Ends Dec 2Top Rated
SmartwoolClassic Thermal Merino 3/4 Base Layer Bottoms - Men's
$78.69Save 25%compared to  $105.00Underwear Weight:MidweightSize Type:Regular, Big - Sale Ends Nov 25Top Rated
IcebreakerMerino 200 Oasis Base Layer Leggings with Fly - Men's
$78.69Save 25%compared to  $105.00Underwear Weight:MidweightSize Type:Regular, Big - Sale Ends Dec 2
SmartwoolIntraknit Thermal Merino Pattern Crew Base Layer Top - Women's
$97.49Save 25%compared to  $130.00Underwear Weight:MidweightSize Type:Regular - Sale Ends Dec 2
SmartwoolIntraknit Thermal Merino Base Layer Bottoms - Men's
$97.49Save 25%compared to  $130.00Underwear Weight:LightweightSize Type:Regular, Big - Sale Ends Nov 25
REI Co-opMerino 185 Base Layer Bottoms - Men's Tall Sizes
$55.89Save 30%compared to  $79.95Underwear Weight:LightweightSize Type:Tall, Big - Sale Ends Dec 2
SmartwoolIntraknit Thermal Merino Base Layer Quarter-Zip Top - Men's
$104.99Save 25%compared to  $140.00Underwear Weight:MidweightSize Type:Regular, Big - Sale Ends Nov 25
IcebreakerMerino 200 Oasis Long-Sleeve Crewe Cloud Dye Base Layer Top - Women's
$86.19Save 25%compared to  $115.00Underwear Weight:MidweightSize Type:Regular - Sale Ends Dec 2
SmartwoolClassic All-Season Merino Quarter-Zip Base Layer Top - Women's
$71.19Save 25%compared to  $95.00Size Type:Regular - Sale Ends Nov 25
Kari TraaSara Long-Sleeve Base Layer Top - Women's
$74.99Save 25%compared to  $100.00Underwear Weight:HeavyweightSize Type:Regular - Sale Ends Dec 2
SmartwoolClassic All-Season Merino 3/4 Base Layer Bottoms - Men's
$56.19Save 25%compared to  $75.00Underwear Weight:LightweightSize Type:Regular, Big - Sale Ends Dec 2
SmartwoolIntraknit Thermal Merino Colorblock Quarter-Zip Base Layer Top - Women's
$104.99Save 25%compared to  $140.00Size Type:Regular - Sale Ends Nov 25
Icebreaker200 Oasis Long-Sleeve Half-Zip Base Layer Top - Men's
$86.19Save 25%compared to  $115.00Underwear Weight:MidweightSize Type:Regular, Big - Sale Ends Dec 2
SmartwoolIntraknit Active Base Layer Bottoms - Women's
$82.49Save 25%compared to  $110.00Underwear Weight:LightweightSize Type:Regular - Sale Ends Nov 25
Icebreaker200 Oasis Long-Sleeve Half-Zip Base Layer Top - Women's
$86.19Save 25%compared to  $115.00Underwear Weight:LightweightSize Type:Regular - Sale Ends Nov 25Top Rated
REI Co-opMerino 185 Long-Sleeve Half-Zip Base Layer Top - Men's Tall Sizes
$62.89Save 30%compared to  $89.95Underwear Weight:LightweightSize Type:Tall, Big - Sale Ends Nov 25
Kari TraaFaith Base Layer Pants - Women's
$82.49Save 25%compared to  $110.00Underwear Weight:HeavyweightSize Type:Regular - Sale Ends Nov 25
Kari TraaFaith Half-Zip Base Layer Top - Women's
$89.99Save 25%compared to  $120.00Underwear Weight:HeavyweightSize Type:Regular - Sale Ends Nov 25
Icebreaker125 Cool-Lite Merino Blend Sphere III Scoop T-Shirt - Women's
$56.19Save 25%compared to  $75.00Underwear Weight:LightweightSize Type:Regular - Sale Ends Dec 2
SmartwoolClassic Thermal Merino Base Layer Bottoms - Women's Plus Sizes
$86.19Save 25%compared to  $115.00Underwear Weight:MidweightSize Type:Plus
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