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Merino Wool Base Layer Tops
(163 products)Products (163)
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SmartwoolClassic Thermal Merino Crew Base Layer Top - Men's
$79.93 - $115.00Underwear Weight:MidweightSize Type:Regular, Big tasc PerformanceElevation Merino T-Shirt - Men's
$54.73Save 30%compared to  $79.00Underwear Weight:LightweightSize Type:Regular, BigREI OUTLET- Top Rated
IcebreakerMerino 200 Oasis Long-Sleeve Crewe Thermal Top - Women's
$105.00Underwear Weight:MidweightSize Type:Regular, Plus REI Co-opHeavyweight Merino Long-Sleeve Base Layer Crew Top - Men's
$49.83 - $99.95Underwear Weight:HeavyweightSize Type:Regular, Big- Top Rated
tasc PerformanceElevation Merino T-Shirt - Women's
$54.73Save 30%compared to  $79.00Underwear Weight:LightweightSize Type:Regular, PlusREI OUTLET REI Co-opMerino 185 Long-Sleeve Base Layer Top - Women's
$79.95Underwear Weight:LightweightSize Type:Regular- Top Rated
Icebreaker125 ZoneKnit Merino Long-Sleeve Crewe Thermal Top - Men's
$93.73Save 25%compared to  $125.00Underwear Weight:UltralightweightSize Type:Regular, BigREI OUTLET - Top Rated
IcebreakerMerino 260 Tech Long-Sleeve Half-Zip Thermal Base Layer Top - Women's
$99.73Save 26%compared to  $135.00Underwear Weight:HeavyweightSize Type:Regular, PlusREI OUTLET - Top Rated
SmartwoolClassic Thermal Merino Quarter-Zip Base Layer Top - Women's
$83.93 - $120.00Underwear Weight:MidweightSize Type:Regular, Plus Helly HansenLIFA Merino Midweight 2-In-1 Graphic Half-Zip Base Layer Top - Women's
$86.73 - $89.73Save 25% - 27%compared to  $120.00Underwear Weight:MidweightSize Type:RegularREI OUTLET- Top Rated
REI Co-opMerino 185 Long-Sleeve Half-Zip Base Layer Top - Women's
$44.83 - $89.95Underwear Weight:LightweightSize Type:Regular - Top Rated
SmartwoolClassic Thermal Merino Crew Base Layer Top - Women's
$79.93 - $115.00Underwear Weight:MidweightSize Type:Regular, Plus REI Co-opHeavyweight Merino Base Layer Half-Zip Top - Men's
$49.83 - $104.95Underwear Weight:HeavyweightSize Type:Regular, Big, TallSmartwoolIntraknit Thermal Merino Pattern Crew Base Layer Top - Women's
$97.73Save 24%compared to  $130.00Underwear Weight:MidweightSize Type:RegularREI OUTLET- Top Rated
REI Co-opHeavyweight Merino Long-Sleeve Base Layer Crew Top - Women's
$49.83 - $99.95Underwear Weight:HeavyweightSize Type:Regular, Plus - Top Rated
SmartwoolClassic All-Season Merino Long-Sleeve Base Layer Top - Men's
$62.93 - $90.00Underwear Weight:LightweightSize Type:Regular, Big REI Co-opMerino 185 Long-Sleeve Base Layer Top - Men's
$79.95Underwear Weight:LightweightSize Type:Regular, Big- Top Rated
REI Co-opMerino 185 Long-Sleeve Half-Zip Base Layer Top - Men's
$89.95Underwear Weight:LightweightSize Type:Regular, Big SmartwoolClassic All-Season Merino Quarter-Zip Base Layer Top - Men's
$95.00Underwear Weight:MidweightSize Type:Regular, BigSmartwoolClassic All-Season Merino Quarter-Zip Base Layer Top - Women's
$95.00Size Type:Regular- Top Rated
REI Co-opMerino 185 Long-Sleeve Half-Zip Base Layer Top - Women's Plus Sizes
$44.83 - $89.95Underwear Weight:LightweightSize Type:Plus - Top Rated
SmartwoolIntraknit Thermal Merino Base Layer Quarter-Zip Top - Men's
$97.93 - $140.00Underwear Weight:MidweightSize Type:Regular, Big Icebreaker200 Oasis Crewe Base Layer Top - Men's
$95.00Underwear Weight:MidweightSize Type:Regular, BigSmartwoolIntraknit Active Long-Sleeve Base Layer Top - Women's
$110.00Underwear Weight:MidweightSize Type:RegularArc'teryxLana Merino Wool Crew Base Layer Top - Women's
$90.00Underwear Weight:LightweightSize Type:Regular, Plus- Top Rated
IcebreakerMerino 200 Oasis Long-Sleeve Crewe Thermal Top - Men's
$105.00Underwear Weight:MidweightSize Type:Regular, Big Icebreaker125 ZoneKnit Long-Sleeve Crewe Base Layer Top - Men's
$125.00Underwear Weight:LightweightSize Type:Regular, Big- Top Rated
REI Co-opMerino 185 Long-Sleeve Base Layer Top - Women's Plus Sizes
$79.95Underwear Weight:LightweightSize Type:Plus Kari TraaEmbla Wool Base Layer Top - Women's
$60.00Underwear Weight:UltralightweightSize Type:RegularKari TraaEmbla Wool Long-Sleeve Base Layer Top - Women's
$80.00Underwear Weight:UltralightweightSize Type:Regular
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