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Base Layer Tops
(259 products)Products (259)
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- Arms of Andes160 Ultralight Alpaca Wool Crew Neck Base Layer T-Shirt - Women's$75.00Underwear Weight:UltralightweightSize Type:Regular
- Hot ChillysPeach Skins T-Neck Base Layer Top - Kids'$32.73Save 34%compared to  $50.00Save up to 30% extra on your REI Outlet purchase, thru 12/16.Underwear Weight:LightweightSize Type:RegularREI OUTLET
- Arms of Andes300 Lightweight Alpaca Wool Half-Zip Base Layer Top - Women's$115.00 - $135.00Underwear Weight:LightweightSize Type:Regular
- Arms of Andes300 Lightweight Alpaca Wool Pullover Base Layer Hoodie - Women's$140.00Underwear Weight:LightweightSize Type:Regular
- Arc'teryxLana Merino Wool Base Layer Tank Top - Women's$64.73Save 19%compared to  $80.00Save up to 30% extra on your REI Outlet purchase, thru 12/16.Underwear Weight:LightweightSize Type:Regular, PlusREI OUTLET
- Wild RyeBassett LITE Raglan Base Layer Top - Women's$99.00Underwear Weight:LightweightSize Type:Regular, Plus
- Arms of Andes160 Ultralight Alpaca Wool Long-Sleeve Base Layer Shirt - Women's$85.00 - $100.00Underwear Weight:UltralightweightSize Type:Regular
- SmartwoolClassic Thermal Merino Base Layer Crew One-Piece - Women's$250.00Underwear Weight:MidweightSize Type:Regular
- IcebreakerMerino Blend 300 RealFleece Descender Long-Sleeve Zip Base Layer Top - Women'sTop Rated$230.00Underwear Weight:HeavyweightSize Type:Regular
- Kari TraaAnna Long-Sleeve Base Layer Top - Women's$110.00Underwear Weight:MidweightSize Type:Regular
- Icebreaker200 ZoneKnit Long-Sleeve Crewe Base Layer Top - Women's$150.00Underwear Weight:MidweightSize Type:Regular
- ArtilectDarkhorse 185 Zoned Crew Base Layer Top - Women's$98.73Save 38%compared to  $160.00Save up to 30% extra on your REI Outlet purchase, thru 12/16.Underwear Weight:MidweightSize Type:RegularREI OUTLET
- IcebreakerMerino 260 ZoneKnit Long-Sleeve Crew Base Layer Top - Women's$175.00Underwear Weight:HeavyweightSize Type:Regular
- ArtilectDarkhorse 185 Zoned Quarter-Zip Base Layer Top - Women's$116.73Save 31%compared to  $170.00Save up to 30% extra on your REI Outlet purchase, thru 12/16.Underwear Weight:MidweightSize Type:RegularREI OUTLET
- RHONEApres Houndstooth Quarter-Zip Base Layer Top - Women'sNew arrival$148.00Underwear Weight:LightweightSize Type:Regular
- KUHLReactiv Lite Grid Long-Sleeve Crew Base Layer Top - Women's$109.00Underwear Weight:LightweightSize Type:Regular
- Helly HansenLIFA Merino Midweight Balaclava Hoodie - Women's$106.73Save 28%compared to  $150.00Save up to 30% extra on your REI Outlet purchase, thru 12/16.Underwear Weight:MidweightSize Type:RegularREI OUTLET
- KUHLReactiv Lite Grid Quarter-Zip Base Layer Top - Women's$119.00Underwear Weight:LightweightSize Type:Regular
- IcebreakerMerino 260 ZoneKnit Half-Zip Base Layer Top - Women's$185.00Underwear Weight:HeavyweightSize Type:Regular
- Kari TraaLucie Half-Zip Base Layer Top - Women's$66.73Save 25%compared to  $90.00Save up to 30% extra on your REI Outlet purchase, thru 12/16.Underwear Weight:LightweightSize Type:RegularREI OUTLET
- Outdoor ResearchAlpine Onset Merino 150 Half-Zip Base Layer Top - Women's$109.00Underwear Weight:LightweightSize Type:Regular
- Outdoor ResearchAlpine Onset Merino 150 Crew Base Layer Top - Women's$99.00Underwear Weight:LightweightSize Type:Regular, Plus
- BurtonFleece Base Layer Set - Toddlers'$64.95Underwear Weight:HeavyweightSize Type:Regular
- BurtonFleece Base Layer Set - Toddlers'$64.95Underwear Weight:HeavyweightSize Type:Regular
- ArtilectFlatiron 185 Quarter-Zip Base Layer Top - Women's$87.73Save 45%compared to  $160.00Save up to 30% extra on your REI Outlet purchase, thru 12/16.Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Hootie HooTorrent Layering Fleece Base Layer Set - Toddler's$75.00Underwear Weight:MidweightSize Type:Regular
- Wild RyeBassett Half-Zip Base Layer Top - Women's$135.00Underwear Weight:MidweightSize Type:Regular, Plus
- The North FaceDotKnit Thermal Base Layer Set - Toddlers'$70.00Underwear Weight:MidweightSize Type:Regular
- Deux par DeuxThermal Underwear Base Layer Set - Toddlers'$72.00Underwear Weight:MidweightSize Type:Regular
- SmartwoolIntraknit Thermal Merino Pattern Crew Base Layer Top - Women's$130.00Underwear Weight:MidweightSize Type:Regular
211–240 of 259 products
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