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Women's Base Layer Tops
(149 products)Products (149)
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- Sale Ends Dec 1SmartwoolClassic Thermal Merino Base Layer Crew One-Piece - Women's$187.49Save 25%compared to  $250.00Underwear Weight:MidweightSize Type:Regular
- Sale Ends Nov 24Kari TraaFryd Base Layer Top - Women's$48.69Save 25%compared to  $65.00Underwear Weight:MidweightSize Type:Regular
- PatagoniaCapilene Thermal Weight Zip-Neck Long Underwear Top - Women's$109.00Underwear Weight:HeavyweightSize Type:Regular
- Terramar2.0 Cloud Nine Midweight Performance Base Layer Scoop Shirt - Women's$23.73Save 47%compared to  $45.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Kari TraaSmekker Half-Zip Base Layer Top - Women's$89.73Save 30%compared to  $130.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- Icebreaker125 ZoneKnit Long-Sleeve Crewe Base Layer Thermal Top - Women's$93.73Save 25%compared to  $125.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- Kari TraaEdith Half-Zip Base Layer Top - Women's$81.73Save 25%compared to  $110.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- IcebreakerMerino 200 ZoneKnit Long-Sleeve Half-Zip Thermal Base Layer Top - Women's$103.73Save 35%compared to  $160.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Kari TraaEloise Long-Sleeve Base Layer Top - Women's$51.73Save 26%compared to  $70.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- Kari TraaEdith Long-Sleeve Base Layer Top - Women's$74.73Save 25%compared to  $100.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Sale Ends Dec 1SmartwoolClassic Thermal Merino Mock Neck Base Layer Top - Women's$104.99Save 25%compared to  $140.00Underwear Weight:MidweightSize Type:Regular
- PatagoniaCapilene Thermal Weight Long Underwear Crew Top - Women's$99.00Underwear Weight:HeavyweightSize Type:Regular
- Helly HansenLIFA Merino Midweight Crew Base Layer Top - Women's$69.73Save 30%compared to  $100.00Underwear Weight:MidweightSize Type:Plus, RegularREI OUTLET
- Sale Ends Nov 24Kari TraaRose Half-Zip Base Layer Top - Women'sTop Rated$104.99Save 25%compared to  $140.00Underwear Weight:MidweightSize Type:Regular, Plus
- Sweaty BettyHigh-Neck Jacquard Base Layer Top - Women'sTop Rated$69.73Save 40%compared to  $118.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Kari TraaRose Long-Sleeve Base Layer Top - Women's$79.73Save 27%compared to  $110.00Underwear Weight:HeavyweightSize Type:Regular, PlusREI OUTLET
- Arc'teryxRho Hoody Base Layer Top - Women'sTop Rated$120.00 - $140.00Underwear Weight:LightweightSize Type:Regular, Plus
- Sale Ends Nov 24Kari TraaSmekker Half-Zip Base Layer Top - Women's$104.99Save 25%compared to  $140.00Underwear Weight:LightweightSize Type:Regular
- Sale Ends Dec 8IcebreakerMerino 200 Oasis Long-Sleeve Crewe Snow Day Base Layer Top - Women'sTop Rated$89.99Save 25%compared to  $120.00Underwear Weight:MidweightSize Type:Regular
- Kari TraaRose Light Half-Zip Base Layer Top - Women's$89.73Save 25%compared to  $120.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- SpraywayEffra Hoody Base Layer Top - Women's$49.73Save 28%compared to  $69.95Underwear Weight:HeavyweightSize Type:RegularREI OUTLET
- Icebreaker125 ZoneKnit Crewe Base Layer Shirt - Women's$84.73Save 26%compared to  $115.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- Sale Ends Nov 24Kari TraaSaga Half-Zip Base Layer Top - Women's$101.19Save 25%compared to  $135.00Underwear Weight:HeavyweightSize Type:Regular
- KUHLReactiv Lite Grid Long-Sleeve Crew Base Layer Top - Women's$109.00Underwear Weight:LightweightSize Type:Regular
- Kari TraaEloise Half-Zip Base Layer Top - Women's$59.73Save 25%compared to  $80.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- Kari TraaRose Light Base Layer Top - Women's$81.73Save 25%compared to  $110.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Arc'teryxLana Merino Wool Base Layer Tank Top - Women's$64.73Save 19%compared to  $80.00Underwear Weight:LightweightSize Type:Regular, PlusREI OUTLET
- HalfdaysJohnson Base Layer Top - Women's$95.00Underwear Weight:UltralightweightSize Type:Regular
- Arms of Andes160 Ultralight Alpaca Wool Long-Sleeve Base Layer Shirt - Women's$85.00 - $100.00Underwear Weight:UltralightweightSize Type:Regular
- Kari TraaElse Long-Sleeve Base Layer Top - Women's$69.73Save 30%compared to  $100.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
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