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Long Sleeve Base Layer Tops
(241 products)Products (241)
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- Sale Ends Dec 8Icebreaker260 Tech Vertex Long-Sleeve Half-Zip Thermal Base Layer Top - Women's$112.49Save 25%compared to  $150.00Underwear Weight:HeavyweightSize Type:Regular
- Icebreaker260 ZoneKnit Long-Sleeve Crewe Base Layer Top - Women'sTop Rated$119.73Save 27%compared to  $165.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Sale Ends Nov 24Kari TraaFryd Base Layer Top - Women's$48.69Save 25%compared to  $65.00Underwear Weight:MidweightSize Type:Regular
- Kari TraaFryd Half-Zip Base Layer Top - Women's$48.73Save 26%compared to  $66.00Underwear Weight:LightweightSize Type:Regular, PlusREI 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
- Hot ChillysPeach Skins Crew Base Layer Top- Kids'$29.73Save 33%compared to  $45.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- Arms of Andes160 Ultralight Alpaca Wool Long-Sleeve Base Layer Shirt - Women's$85.00 - $100.00Underwear Weight:UltralightweightSize Type:Regular
- IcebreakerMerino 260 ZoneKnit Half-Zip Base Layer Top - Women's$185.00Underwear Weight:HeavyweightSize Type:Regular
- Arms of Andes300 Lightweight Alpaca Wool Pullover Base Layer Hoodie - Women's$140.00Underwear Weight:LightweightSize Type:Regular
- Sale Ends Nov 24Kari TraaEmbla Wool Long-Sleeve Base Layer Top - Women's$67.49Save 25%compared to  $90.00Underwear Weight:UltralightweightSize Type:Regular
- Sale Ends Dec 1SmartwoolClassic Thermal Merino Base Layer Crew One-Piece - Women's$187.49Save 25%compared to  $250.00Underwear Weight:MidweightSize Type:Regular
- CraftCore Dry Active Comfort Long-Sleeve Base Layer Jersey - Kids'$38.73Save 40%compared to  $64.95Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Helly HansenLIFA Merino Midweight Balaclava Base Layer Hoodie - Women's$155.00Underwear Weight:MidweightSize Type:Regular
- KUHLReactiv Lite Grid Quarter-Zip Base Layer Top - Women's$119.00Underwear Weight:LightweightSize Type:Regular
- Hot ChillysPeach Skins T-Neck Base Layer Top - Kids'$32.73Save 34%compared to  $50.00Underwear 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
- BurtonFleece Base Layer Set - Toddlers'$64.95Underwear Weight:HeavyweightSize Type:Regular
- IcebreakerMerino 260 ZoneKnit Long-Sleeve Crew Base Layer Top - Women's$175.00Underwear Weight:HeavyweightSize Type:Regular
- BurtonFleece Base Layer Set - Toddlers'$64.95Underwear Weight:HeavyweightSize Type:Regular
- Outdoor ResearchAlpine Onset Merino 150 Half-Zip Base Layer Top - Women's$109.00Underwear Weight:LightweightSize Type:Regular
- ArtilectFlatiron 185 Quarter-Zip Base Layer Top - Women's$87.73Save 45%compared to  $160.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Sale Ends Nov 24Icebreaker200 Oasis Crewe Long-Sleeve Base Layer Top - Kids'Top Rated$44.99Save 25%compared to  $60.00Underwear Weight:MidweightSize Type:Regular
- Sale Ends Dec 1SmartwoolIntraknit Thermal Merino Base Layer Hoodie - Women's$134.99Save 25%compared to  $180.00Underwear Weight:MidweightSize Type:Regular
- StioBasisPeak Wool Midweight Half-Zip Base Layer Top - Women's$149.00Underwear Weight:MidweightSize Type:Regular
- KUHLReactiv Lite Grid Long-Sleeve Crew Base Layer Top - Women's$109.00Underwear Weight:LightweightSize Type:Regular
- Arms of Andes300 Lightweight Alpaca Wool Half-Zip Base Layer Top - Women's$115.00 - $135.00Underwear Weight:LightweightSize Type:Regular
- Sale Ends Nov 24Kari TraaAnna Long-Sleeve Base Layer Top - Women's$82.49Save 25%compared to  $110.00Underwear Weight:MidweightSize Type:Regular
- Icebreaker200 ZoneKnit Long-Sleeve Crewe Base Layer Top - Women's$150.00Underwear Weight:MidweightSize Type:Regular
- Sale Ends Dec 1Wild RyeBassett LITE Raglan Base Layer Top - Women's$74.19Save 25%compared to  $99.00Underwear Weight:LightweightSize Type:Regular, Plus
- Sale Ends Dec 1Wild RyeBassett Half-Zip Base Layer Top - Women's$101.19Save 25%compared to  $135.00Underwear Weight:MidweightSize Type:Regular, Plus
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