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Women's Base Layer Tops
(121 products)Products (121)
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REI Co-opMidweight Long-Sleeve Base Layer Top - Women's
$54.95Underwear Weight:MidweightSize Type:Regular, PlusREI Co-opMidweight Base Layer Half-Zip Top - Women's
$29.83 - $59.95Underwear Weight:MidweightSize Type:Regular, Plus- Top Rated
SmartwoolClassic Thermal Merino Crew Base Layer Top - Women's
$56.83 - $115.00Underwear Weight:MidweightSize Type:Regular, Plus REI Co-opLightweight Long-Sleeve Crew Base Layer Top - Women's
$39.95Underwear Weight:LightweightSize Type:Regular, PlusREI Co-opMerino 185 Long-Sleeve Base Layer Top - Women's
$79.95Underwear Weight:LightweightSize Type:Regular- Top Rated
tasc PerformanceElevation Merino T-Shirt - Women's
$49.73 - $54.73Save 30% - 37%compared to  $79.00Underwear Weight:LightweightSize 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 REI Co-opLightweight Crew Base Layer Top - Women's
$29.95Underwear Weight:LightweightSize Type:Regular, PlusSmartwoolClassic All-Season Merino Long-Sleeve Base Layer Top - Women's
$62.93 - $90.00Underwear Weight:LightweightSize Type:Regular, PlusREI Co-opMerino 185 Base Layer Top - Women's
$69.95Underwear Weight:LightweightSize Type:Regular- Top Rated
REI Co-opHeavyweight Merino Base Layer Half-Zip Top - Women's
$49.83 - $104.95Underwear Weight:HeavyweightSize Type:Regular, Plus - Top Rated
IcebreakerMerino 200 Oasis Long-Sleeve Crewe Thermal Top - Women's
$105.00Underwear Weight:MidweightSize Type:Regular, Plus REI Co-opLightweight Base Layer Long-Sleeve Crew Top - Women's Plus Sizes
$9.83Save 75%compared to  $39.95Underwear Weight:LightweightSize Type:PlusREI Co-opLightweight Half-Zip Base Layer Top - Women's
$44.95Underwear Weight:LightweightSize Type:Regular, Plus- Top Rated
REI Co-opMerino 185 Long-Sleeve Half-Zip Base Layer Top - Women's
$44.83 - $89.95Underwear Weight:LightweightSize Type:Regular Kari TraaFryd Base Layer Top - Women's
$29.83 - $60.00Underwear Weight:MidweightSize Type:RegularCraftCORE Dry Active Comfort Base Layer Top - Women's
$39.73Save 38%compared to  $64.95Underwear 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
REI Co-opMerino 185 Long-Sleeve Half-Zip Base Layer Top - Women's Plus Sizes
$44.83 - $89.95Underwear Weight:LightweightSize Type:Plus SmartwoolClassic All-Season Merino T-Shirt - Women's
$55.93 - $80.00Underwear Weight:LightweightSize Type:Regular, Plus- Top Rated
Wild RyeHailey Half-Zip Base Layer Top - Women's
$66.83Save 50%compared to  $135.00Underwear Weight:MidweightSize Type:Regular, Plus - Top Rated
Wild RyeEvie Raglan Base Layer Top - Women's
$61.83Save 50%compared to  $125.00Underwear Weight:LightweightSize Type:Regular, Plus Helly HansenLIFA Merino Midweight Half-Zip Base Layer Top - Women's
$82.73Save 24%compared to  $110.00Underwear Weight:MidweightSize Type:RegularREI OUTLET- Top Rated
SmartwoolClassic Thermal Merino Crew Base Layer Top - Women's
$86.73Save 24%compared to  $115.00Underwear Weight:MidweightSize Type:Regular, PlusREI OUTLET SmartwoolClassic All-Season Merino Quarter-Zip Base Layer Top - Women's
$95.00Size Type:RegularPatagoniaCapilene Midweight Zip-Neck Base Layer Top - Women's
$99.00Underwear Weight:MidweightSize Type:RegularPatagoniaCapilene Midweight Zip-Neck Base Layer Top - Women's
$74.73Save 24%compared to  $99.00Underwear Weight:MidweightSize Type:RegularREI OUTLETREI Co-opMerino 185 Base Layer Top - Women's Plus Sizes
$16.83 - $69.95Underwear Weight:LightweightSize Type:PlusKari TraaAlma Hood Base Layer Top - Women's
$59.73Save 25%compared to  $80.00Underwear Weight:UltralightweightSize Type:RegularREI OUTLETREI Co-opLightweight Base Layer Half-Zip Top - Women's Plus Sizes
$9.83Save 78%compared to  $44.95Underwear Weight:LightweightSize Type:Plus
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