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Long Sleeve Women's Underwear
(132 products)Products (132)
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- SmartwoolClassic Thermal Merino Colorblock Crew Base Layer Top - Women's$130.00Underwear Weight:MidweightSize Type:Regular
- SpraywayEffra Crew Base Layer Top - Women's$36.73Save 26%compared to  $49.95Members use code LABORDAY2025 for an extra 20% off at REI OutletUnderwear Weight:HeavyweightSize Type:Regular, PlusREI OUTLET
- IcebreakerMerino 260 Tech Long-Sleeve Half-Zip Base Layer Top - Women'sTop Rated$135.00Underwear Weight:MidweightSize Type:Regular
- Helly HansenLIFA Merino Midweight Graphic Crew Base Layer - Women'sNew arrival$79.73Save 27%compared to  $110.00Members use code LABORDAY2025 for an extra 20% off at REI OutletUnderwear Weight:MidweightSize Type:RegularREI OUTLET
- SpraywayEffra Jacket Base Layer Top - Women's$42.73Save 34%compared to  $64.95Members use code LABORDAY2025 for an extra 20% off at REI OutletUnderwear Weight:HeavyweightSize Type:RegularREI OUTLET
- Terramar2.0 Cloud Nine Midweight Performance Base Layer Scoop Shirt - Women's$29.73Save 33%compared to  $45.00Members use code LABORDAY2025 for an extra 20% off at REI OutletUnderwear Weight:MidweightSize Type:RegularREI OUTLET
- The North FaceSummit Series Pro 120 Crew Base Layer Top - Women'sTop Rated$90.00Underwear Weight:UltralightweightSize Type:Regular, Plus
- Arms of Andes300 Lightweight Alpaca Wool Half-Zip Base Layer Top - Women's$115.00 - $135.00Underwear Weight:LightweightSize Type:Regular
- SmartwoolClassic Thermal Merino Half-Zip Base Layer Hoodie - Women's$145.00Size Type:Regular
- Helly HansenLIFA ACTIVE Graphic Crew Base Layer Top - Women's$42.73Save 34%compared to  $65.00Members use code LABORDAY2025 for an extra 20% off at REI OutletUnderwear Weight:LightweightSize Type:RegularREI OUTLET
- SpraywayEffra Hoody Base Layer Top - Women's$49.73Save 28%compared to  $69.95Members use code LABORDAY2025 for an extra 20% off at REI OutletUnderwear Weight:HeavyweightSize Type:Regular, PlusREI OUTLET
- Outdoor ResearchAlpine Onset Merino 150 Half-Zip Base Layer Top - Women'sNew arrival$109.00Underwear Weight:LightweightSize Type:Regular, Plus
- IcebreakerMerino 200 Oasis Long-Sleeve Crewe Macro Forms Base Layer Top - Women's$85.73Save 25%compared to  $115.00Members use code LABORDAY2025 for an extra 20% off at REI OutletUnderwear Weight:MidweightSize Type:RegularREI OUTLET
- Helly HansenLIFA Merino Midweight Half-Zip Base Layer Top - Women's$79.73 - $82.73Save 24% - 27%compared to  $110.00Members use code LABORDAY2025 for an extra 20% off at REI OutletUnderwear Weight:MidweightSize Type:RegularREI OUTLET
- Arc'teryxRho Hoody Base Layer Top - Women'sTop Rated$140.00Underwear Weight:LightweightSize Type:Regular
- Icebreaker200 Oasis Sonebula Long-Sleeve Crewe Base Layer Top - Women's$89.73Save 25%compared to  $120.00Members use code LABORDAY2025 for an extra 20% off at REI OutletUnderwear Weight:LightweightSize Type:RegularREI OUTLET
- Helly HansenVerglas Half-Zip Top - Women's$63.73Save 25%compared to  $85.00Members use code LABORDAY2025 for an extra 20% off at REI OutletUnderwear Weight:LightweightSize Type:RegularREI OUTLET
- Helly HansenLifa Merino Midweight Graphic Base Layer Top - Women'sTop Rated$79.73 - $82.73Save 24% - 27%compared to  $110.00Members use code LABORDAY2025 for an extra 20% off at REI OutletUnderwear Weight:MidweightSize Type:RegularREI OUTLET
- Arms of Andes160 Ultralight Alpaca Wool Long-Sleeve Base Layer Shirt - Women's$85.00 - $100.00Underwear Weight:UltralightweightSize Type:Regular
- HalfdaysJohnson Base Layer Top - Women's$49.83Save 41%compared to  $85.00Underwear Weight:UltralightweightSize Type:Plus
- SeirusHeatwave All Season Reversible Long-Sleeve Base Layer Top - Women's$36.83Save 50%compared to  $75.00Underwear Weight:LightweightSize Type:Regular
- IcebreakerMerino 200 ZoneKnit Long-Sleeve Half-Zip Thermal Base Layer Top - Women's$103.73Save 35%compared to  $160.00Members use code LABORDAY2025 for an extra 20% off at REI OutletUnderwear Weight:MidweightSize Type:RegularREI OUTLET
- Kari TraaRose Light Half-Zip Base Layer Top - Women's$89.73Save 25%compared to  $120.00Members use code LABORDAY2025 for an extra 20% off at REI OutletUnderwear Weight:MidweightSize Type:RegularREI OUTLET
- Arms of Andes300 Lightweight Alpaca Wool Pullover Base Layer Hoodie - Women's$140.00Underwear Weight:LightweightSize Type:Regular
- Sweaty BettyHigh-Neck Jacquard Base Layer Top - Women'sTop Rated$82.73Save 29%compared to  $118.00Members use code LABORDAY2025 for an extra 20% off at REI OutletUnderwear Weight:MidweightSize Type:RegularREI OUTLET
- Helly HansenLIFA Merino Midweight Balaclava Base Layer Hoodie - Women's$104.73Save 30%compared to  $150.00Members use code LABORDAY2025 for an extra 20% off at REI OutletUnderwear Weight:MidweightSize Type:RegularREI OUTLET
- PatagoniaCapilene Midweight Zip-Neck Base Layer Top - Women's$74.73Save 24%compared to  $99.00Members use code LABORDAY2025 for an extra 20% off at REI OutletUnderwear Weight:MidweightSize Type:RegularREI OUTLET
- SmartwoolClassic Thermal Merino Mock Neck Base Layer Top - Women'sNew arrival$140.00Underwear Weight:MidweightSize Type:Regular
- ArtilectDarkhorse 185 Zoned Crew Base Layer Top - Women's$98.73Save 38%compared to  $160.00Members use code LABORDAY2025 for an extra 20% off at REI OutletUnderwear Weight:MidweightSize Type:RegularREI OUTLET
- CraftActive Intensity Zip Base Layer Top - Women's$54.73Save 31%compared to  $79.95Members use code LABORDAY2025 for an extra 20% off at REI OutletUnderwear Weight:LightweightSize Type:RegularREI OUTLET
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