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Moisture Wicking Base Layer Tops
(188 products)Products (188)
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- Terramar3.0 Thermawool Half-Zip Base Layer Top - Women's$47.73Save 36%compared to  $75.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Terramar3.0 Thermawool Crew Base Layer Top - Women's$49.73Save 28%compared to  $70.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Kari TraaAlma T-Shirt - Women's$80.00Underwear Weight:LightweightSize Type:Regular
- Free CountryMicrotech Heat Cocarber Base Layer Top - Women'sTop Rated$39.73Save 33%compared to  $60.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- Free CountryForce Grid Fleece Base Layer Top - Men'sTop Rated$29.73Save 33%compared to  $45.00Underwear Weight:LightweightSize Type:BigREI OUTLET
- Arms of Andes300 Lightweight Alpaca Wool Half-Zip Base Layer Top - Women's$56.83 - $66.83Save 50%compared to  $115.00 - $135.00Underwear Weight:LightweightSize Type:Regular
- Arms of Andes160 Ultralight Alpaca Wool Long-Sleeve Base Layer Shirt - Men's$44.83Save 50%compared to  $90.00Underwear Weight:UltralightweightSize Type:Regular
- Arms of Andes300 Lightweight Alpaca Wool Half-Zip Base Layer Top - Men's$71.83Save 50%compared to  $145.00Underwear Weight:LightweightSize Type:Regular, Big
- KUHLReactiv Lite Grid Long-Sleeve Crew Base Layer Top - Women's$53.83Save 50%compared to  $109.00Underwear Weight:LightweightSize Type:Regular
- StioBasis PeakWool Midweight Half-Zip Base Layer Top - Men'sTop Rated$78.83Save 50%compared to  $159.00Underwear Weight:MidweightSize Type:Regular, Big
- Kari TraaFierce Long-Sleeve Base Layer Top - Women's$46.73Save 29%compared to  $66.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- Helly HansenLifa Merino Midweight Graphic Base Layer Top - Women'sTop Rated$79.73 - $82.73Save 24% - 27%compared to  $110.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- PatagoniaCapilene Thermal Weight Crewneck Base Layer Top - Men's$73.73Save 25%compared to  $99.00Underwear Weight:HeavyweightSize Type:RegularREI OUTLET
- SmartwoolClassic Thermal Merino Colorblock Crew Base Layer Top - Women's$89.93Save 30%compared to  $130.00Underwear Weight:MidweightSize Type:Regular
- Arc'teryxIonia Merino Wool Base Layer Top - Men'sTop Rated$90.00Underwear Weight:MidweightSize Type:Regular, Big
- Terramar1.0 All-Season Lightweight Merino Wool T-Shirt - Women's$34.73Save 30%compared to  $50.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- SmartwoolIntraknit Thermal Merino Colorblock Quarter-Zip Base Layer Top - Women's$89.93 - $140.00Underwear Weight:MidweightSize Type:Regular
- IcebreakerMerino 200 Sonebula Long-Sleeve Crewe Base Layer Top - Men'sTop Rated$89.73Save 25%compared to  $120.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- SaxxRoast Master Midweight Long-Sleeve Crew Base Layer Top - Men's$47.73Save 36%compared to  $75.00Underwear Weight:MidweightSize Type:BigREI OUTLET
- Kari TraaFaith Half-Zip Base Layer Top - Women's$86.73Save 27%compared to  $120.00Underwear Weight:HeavyweightSize Type:RegularREI OUTLET
- Wild RyeBassett LITE Raglan Base Layer Top - Women's$69.83Save 29%compared to  $99.00Underwear Weight:LightweightSize Type:Regular, Plus
- PatagoniaCapilene Thermal Weight Long Underwear Crew Top - Women's$99.00Underwear Weight:HeavyweightSize Type:Regular
- SmartwoolIntraknit Thermal Max Merino Quarter-Zip Base Layer Top - Men'sNew arrival$115.73Save 25%compared to  $155.00Underwear Weight:HeavyweightSize Type:Regular, BigREI OUTLET
- KUHLReactiv Lite Grid Quarter-Zip Base Layer Top - Men's$119.00Underwear Weight:LightweightSize Type:Regular, Big
- ArtilectDarkhorse 185 Zoned Crew Base Layer Top - Women's$81.73Save 48%compared to  $160.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- SmartwoolIntraknit Thermal Merino Base Layer Quarter-Zip Top - Men'sNew arrival$104.73Save 25%compared to  $140.00Underwear Weight:MidweightSize Type:Regular, BigREI OUTLET
- SmartwoolIntraknit AS Merino Base Layer Crew Top - Women's$125.00Underwear Weight:MidweightSize Type:Regular
- HalfdaysFay Midweight Merino Base Layer Top - Women's$90.93 - $130.00Underwear Weight:MidweightSize Type:Regular
- SmartwoolIntraknit Thermal Max Merino Quarter-Zip Base Layer Top - Men's$99.93 - $155.00Underwear Weight:MidweightSize Type:Regular, Big
- IcebreakerMerino 260 Tech Long-Sleeve Half-Zip Base Layer Top - Men'sTop Rated$135.00Underwear Weight:MidweightSize Type:Regular, Big
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