Skip to search results
loaded 149 results
Women's Base Layer Tops
(149 products)Products (149)
Sort: Best Match
- SmartwoolClassic Thermal Merino Crew Base Layer Top - Women'sTop Rated$86.19Save 25%compared to  $115.00Underwear Weight:MidweightSize Type:Regular, Plus
- Sale Ends Nov 24REI Co-opMidweight Long-Sleeve Base Layer Top - Women's$38.39Save 30%compared to  $54.95Underwear Weight:MidweightSize Type:Regular, Plus
- Sale Ends Nov 24REI Co-opMidweight Base Layer Half-Zip Top - Women's$41.89Save 30%compared to  $59.95Underwear Weight:MidweightSize Type:Regular, Plus
- SmartwoolClassic All-Season Merino Long-Sleeve Base Layer Top - Women's$67.49Save 25%compared to  $90.00Underwear Weight:LightweightSize Type:Regular, Plus
- Sale Ends Nov 24REI Co-opLightweight Long-Sleeve Crew Base Layer Top - Women'sTop Rated$19.49 - $27.89Save 30% - 51%compared to  $39.95Underwear Weight:LightweightSize Type:Regular, Plus
- SmartwoolClassic Thermal Merino Quarter-Zip Base Layer Top - Women'sTop Rated$89.99Save 25%compared to  $120.00Underwear Weight:MidweightSize Type:Regular, Plus
- Sale Ends Nov 24REI Co-opLightweight Half-Zip Base Layer Top - Women'sTop Rated$20.89 - $31.39Save 30% - 53%compared to  $44.95Underwear Weight:LightweightSize Type:Regular, Plus
- Sale Ends Nov 24REI Co-opMerino 185 Long-Sleeve Base Layer Top - Women's$55.89Save 30%compared to  $79.95Underwear Weight:LightweightSize Type:Regular
- tasc PerformanceElevation Merino T-Shirt - Women's$54.73Save 30%compared to  $79.00Underwear Weight:LightweightSize Type:Regular, PlusREI OUTLET
- Sale Ends Nov 24REI Co-opHeavyweight Merino Long-Sleeve Base Layer Crew Top - Women'sTop Rated$69.89Save 30%compared to  $99.95Underwear Weight:HeavyweightSize Type:Regular, Plus
- PatagoniaCapilene Midweight Crew Base Layer Top - Women'sTop Rated$89.00Underwear Weight:MidweightSize Type:Regular, Plus
- SmartwoolClassic Thermal Merino Crew Base Layer Top - Women'sTop Rated$81.73Save 28%compared to  $115.00Underwear Weight:MidweightSize Type:Regular, PlusREI OUTLET
- SmartwoolIntraknit Active Base Layer Crew Shirt - Women's$79.73Save 27%compared to  $110.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- SmartwoolClassic All-Season Merino T-Shirt - Women's$59.99Save 25%compared to  $80.00Underwear Weight:LightweightSize Type:Regular, Plus
- Free CountryForce Grid Fleece Base Layer Top - Women's$34.73Save 36%compared to  $55.00Underwear Weight:LightweightSize Type:Regular, PlusREI OUTLET
- IcebreakerMerino 200 Oasis Long-Sleeve Crewe Thermal Top - Women'sTop Rated$78.69Save 25%compared to  $105.00Underwear Weight:MidweightSize Type:Regular, Plus
- SmartwoolIntraknit Thermal Merino Crew Base Layer Top - Women's$96.73Save 25%compared to  $130.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Sale Ends Nov 24REI Co-opLightweight Crew Base Layer Top - Women'sTop Rated$13.89 - $20.89Save 30% - 53%compared to  $29.95Underwear Weight:LightweightSize Type:Regular, Plus
- Terramar2.0 Cloud Nine Half-Zip Base Layer Top - Women's$34.73Save 30%compared to  $50.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- IcebreakerSiren Long-Sleeve Sweetheart Base Layer Shirt - Women'sNew arrival$62.73Save 26%compared to  $85.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- Sale Ends Nov 24REI Co-opHeavyweight Merino Base Layer Half-Zip Top - Women'sTop Rated$73.39Save 30%compared to  $104.95Underwear Weight:HeavyweightSize Type:Regular, Plus
- Sale Ends Nov 24REI Co-opMerino 185 Long-Sleeve Half-Zip Base Layer Top - Women'sTop Rated$62.89Save 30%compared to  $89.95Underwear Weight:LightweightSize Type:Regular
- PatagoniaCapilene Midweight Zip-Neck Base Layer Top - Women's$99.00Underwear Weight:MidweightSize Type:Regular
- IcebreakerMerino 200 Oasis Long-Sleeve Crewe Thermal Top - Women'sTop Rated$78.73Save 25%compared to  $105.00Size Type:PlusREI OUTLET
- Sale Ends Dec 8Icebreaker260 Tech Long-Sleeve Crewe Base Layer Top - Women'sTop Rated$93.69Save 25%compared to  $125.00Underwear Weight:HeavyweightSize Type:Regular, Plus
- Sale Ends Nov 24REI Co-opMerino 185 Base Layer Top - Women's$48.89Save 30%compared to  $69.95Underwear Weight:LightweightSize Type:Regular
- Sale Ends Dec 1SmartwoolIntraknit Thermal Merino Crew Base Layer Top - Women's$97.49Save 25%compared to  $130.00Underwear Weight:MidweightSize Type:Regular
- Black DiamondSolution 150 Merino Base Layer Crew Top - Women'sTop Rated$99.73Save 26%compared to  $135.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- Arc'teryxRho Zip-Neck Base Layer Top - Women'sTop Rated$120.00Underwear Weight:LightweightSize Type:Regular, Plus
- ColumbiaMidweight Stretch Long-Sleeve Base Layer Top - Women'sTop Rated$55.00Underwear Weight:MidweightSize Type:Regular, Plus
1–30 of 149 products
Sort: Best Match