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Lightweight Base Layer Tops
(75 products)Products (75)
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- Helly HansenHH LIFA Crew Base Layer Top - Women's$50.00Underwear Weight:LightweightSize Type:Regular
- Helly HansenLIFA Stripe Crew Base Layer Top - Men'sNew arrival$50.00Underwear Weight:LightweightSize Type:Regular, Big
- Free CountryForce Grid Fleece Base Layer Top - Men'sTop Rated$29.73Save 33%compared to  $45.00Underwear Weight:LightweightSize Type:BigREI OUTLET
- Terramar1.0 All-Season Lightweight Merino Wool T-Shirt - Women's$34.73Save 30%compared to  $50.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- Kari TraaEmbla Wool Base Layer T-Shirt - Women's$80.00Underwear Weight:UltralightweightSize Type:Regular
- Kari TraaFryd Long-Sleeve Base Layer Top - Women's$49.73Save 23%compared to  $65.00Underwear Weight:LightweightSize Type:Plus, RegularREI OUTLET
- RHONEApres Houndstooth Quarter-Zip Base Layer Top - Women's$102.93Save 30%compared to  $148.00Underwear Weight:LightweightSize Type:Regular
- Kari TraaSmekker Long-Sleeve Base Layer Top - Women's$89.73Save 25%compared to  $120.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- Hot ChillysPeach Skins T-Neck Base Layer Top - Kids'$32.73Save 34%compared to  $50.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- Kari TraaLucie Half-Zip Base Layer Top - Women's$66.73Save 25%compared to  $90.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- ArtilectBoulder 125 Crew Long-Sleeve Base Layer Top - Women's$65.73Save 45%compared to  $120.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- KUHLReactiv Lite Grid Quarter-Zip Base Layer Top - Women'sTop Rated$58.83Save 50%compared to  $119.00Underwear 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
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