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Women's Base Layer Tops
(145 products)Products (145)
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- Sale Ends Dec 1SmartwoolIntraknit Thermal Merino Colorblock Quarter-Zip Base Layer Top - Women's$104.99Save 25%compared to  $140.00Underwear Weight:MidweightSize Type:Regular
- Arc'teryxRho Zip-Neck Base Layer Top - Women'sTop Rated$120.00Underwear Weight:LightweightSize Type:Regular, Plus
- Sale Ends Dec 2ColumbiaMidweight Stretch Long-Sleeve Base Layer Top - Women'sTop Rated$41.29Save 24%compared to  $55.00Underwear Weight:MidweightSize Type:Regular, Plus
- Kari TraaSara Half-Zip Base Layer Top - Women's$79.73Save 27%compared to  $110.00Underwear Weight:HeavyweightSize Type:RegularREI OUTLET
- IcebreakerMerino 200 Oasis Long-Sleeve Crewe Thermal Top - Women'sTop Rated$78.73Save 25%compared to  $105.00Size Type:PlusREI OUTLET
- PatagoniaCapilene Midweight Zip-Neck Base Layer Top - Women's$99.00Underwear Weight:MidweightSize Type:Regular
- Sale Ends Nov 24REI Co-opMerino 185 Long-Sleeve Base Layer Top - Women's Plus Sizes$55.89Save 30%compared to  $79.95Underwear Weight:LightweightSize Type:Plus
- Free CountryMicrotech Heat Cocarber Base Layer Top - Women's$39.73Save 33%compared to  $60.00Underwear Weight:LightweightSize Type:Regular, PlusREI OUTLET
- IcebreakerMerino 200 Oasis Long-Sleeve Half-Zip Thermal Base Layer Top - Women'sTop Rated$84.73Save 26%compared to  $115.00Underwear Weight:MidweightSize Type:Regular, PlusREI OUTLET
- CraftCORE Dry Active Comfort Base Layer Top - Women's$39.73Save 38%compared to  $64.95Underwear Weight:MidweightSize Type:RegularREI OUTLET
- SmartwoolClassic Thermal Merino Lettuce Edge Crew Base Layer Top - Women's$82.73Save 28%compared to  $115.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- IcebreakerMerino 260 Tech Long-Sleeve Half-Zip Thermal Base Layer Top - Women'sTop Rated$99.73Save 26%compared to  $135.00Underwear Weight:HeavyweightSize Type:Regular, PlusREI OUTLET
- SmartwoolIntraknit Thermal Max Merino Base Layer Pattern Hoodie - Women's$114.73Save 30%compared to  $165.00Size Type:RegularREI OUTLET
- Sale Ends Dec 1SmartwoolClassic Thermal Merino Half-Zip Base Layer Hoodie - Women's$108.69Save 25%compared to  $145.00Size Type:Regular
- Sale Ends Dec 8Icebreaker200 Oasis Long-Sleeve Half-Zip Base Layer Top - Women'sTop Rated$86.19Save 25%compared to  $115.00Underwear Weight:LightweightSize Type:Regular, Plus
- Free CountryMicrotech Heat Cocarber Base Layer Top - Women's$34.73Save 30%compared to  $50.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- SmartwoolIntraknit Thermal Merino Pattern Crew Base Layer Top - Women's$96.73Save 25%compared to  $130.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Terramar3.0 Thermawool Crew Base Layer Top - Women's$49.73 - $52.73Save 24% - 28%compared to  $70.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- HalfdaysFay Midweight Merino Base Layer Top - Women'sTop Rated$130.00Underwear Weight:MidweightSize Type:Regular
- Sale Ends Nov 24REI Co-opMerino 185 Base Layer Top - Women's Plus Sizes$48.89Save 30%compared to  $69.95Underwear Weight:LightweightSize Type:Plus
- Kari TraaFryd Long-Sleeve Base Layer Top - Women's$40.73Save 32%compared to  $60.00Underwear Weight:LightweightSize Type:Regular, PlusREI OUTLET
- Sale Ends Nov 24REI Co-opMerino 185 Long-Sleeve Half-Zip Base Layer Top - Women's Plus Sizes$62.89Save 30%compared to  $89.95Underwear Weight:LightweightSize Type:Plus
- Icebreaker260 ZoneKnit Long-Sleeve Crewe Base Layer Top - Women'sTop Rated$119.73Save 27%compared to  $165.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- PatagoniaCapilene Thermal Weight Zip-Neck Long Underwear Top - Women's$109.00Underwear Weight:HeavyweightSize Type:Regular
- Kari TraaEdith Half-Zip Base Layer Top - Women's$81.73Save 25%compared to  $110.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Kari TraaSara Long-Sleeve Base Layer Top - Women's$74.73Save 25%compared to  $100.00Underwear Weight:HeavyweightSize Type:RegularREI OUTLET
- SpraywayEffra Crew Base Layer Top - Women's$36.73Save 26%compared to  $49.95Underwear Weight:HeavyweightSize Type:Regular, PlusREI OUTLET
- Kari TraaVilma Half-Zip Base Layer Top - Women's$74.73Save 25%compared to  $100.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Sale Ends Dec 1SmartwoolIntraknit Thermal Merino Base Layer Hoodie - Women's$134.99Save 25%compared to  $180.00Underwear Weight:MidweightSize Type:Regular
- Kari TraaSmekker Half-Zip Base Layer Top - Women's$89.73Save 30%compared to  $130.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
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