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Merino Wool Underwear
(269 products)Products (269)
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- Kari TraaSmekker Long-Sleeve Base Layer Top - Women's$89.73Save 25%compared to  $120.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- Icebreaker125 ZoneKnit Crewe Base Layer Shirt - Women's$84.73Save 26%compared to  $115.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- Helly HansenLifa Merino Midweight Base Layer Pants - Women's$74.93Save 25%compared to  $100.00Underwear Weight:MidweightSize Type:Plus
- IcebreakerMerino 200 ZoneKnit Long-Sleeve Half-Zip Thermal Base Layer Top - Women's$119.73Save 25%compared to  $160.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Icebreaker125 ZoneKnit Thermal Base Layer Leggings - Women's$93.73Save 25%compared to  $125.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- IcebreakerMerino 260 Tech Long Sleeve Crewe Base Layer Top - Men'sTop Rated$119.73Save 27%compared to  $165.00Underwear Weight:HeavyweightSize Type:Regular, BigREI OUTLET
- Helly HansenLIFA Merino Midweight Balaclava Base Layer Hoodie - Women's$104.73Save 30%compared to  $150.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Kari TraaLucie Base Layer Pants - Women's$59.73Save 25%compared to  $80.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- ArtilectFlatiron 185 Base Layer Leggings - Women's$109.73Save 31%compared to  $160.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Helly HansenLIFA Merino Midweight Half-Zip Base Layer Top - Women's$79.73 - $82.73Save 24% - 27%compared to  $110.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Icebreaker200 ZoneKnit Merino Thermal Base Layer Leggings - Men's$109.73Save 26%compared to  $150.00Size Type:Regular, BigREI OUTLET
- IcebreakerMerino 200 Sonebula Long-Sleeve Crewe Base Layer Top - Men'sTop Rated$89.73Save 25%compared to  $120.00Underwear Weight:MidweightSize Type:Regular, BigREI OUTLET
- SmartwoolClassic All-Season Merino Base Layer Bottoms - Women's$33.83Save 62%compared to  $90.00Underwear Weight:LightweightSize Type:Plus
- Kari TraaFaith Half-Zip Base Layer Top - Women's$59.83Save 50%compared to  $120.00Underwear Weight:HeavyweightSize Type:Regular
- Kari TraaFaith Base Layer Pants - Women's$54.83Save 50%compared to  $110.00Underwear Weight:HeavyweightSize Type:Regular
- Arc'teryxRho Merino Wool Base Layer Bottoms - Men's$96.93Save 19%compared to  $120.00Underwear Weight:LightweightSize Type:Regular, Big
- Wild RyeJane 7/8 Base Layer Leggings - Women's$56.83Save 50%compared to  $115.00Underwear Weight:LightweightSize Type:Regular
- REI Co-opHeavyweight Merino Base Layer Bottoms - Men's$49.83Save 50%compared to  $99.95Underwear Weight:HeavyweightSize Type:Big, Tall
- Icebreaker125 ZoneKnit Long-Sleeve Crewe Base Layer Top - Women's$61.83 - $86.93Save 30% - 50%compared to  $125.00Underwear Weight:LightweightSize Type:Regular
- Kari TraaSara Half-Zip Base Layer Top - Women's$54.83 - $81.93Save 25% - 50%compared to  $110.00Underwear Weight:HeavyweightSize Type:Regular
- Arc'teryxRho Merino Wool Zip-Neck Base Layer Top - Men's$98.83Save 29%compared to  $140.00Underwear Weight:MidweightSize Type:Regular, Big
- Kari TraaKlara High-Waist Base Layer Pant - Women's$44.83Save 50%compared to  $90.00Underwear Weight:LightweightSize Type:Regular
- Wild RyeOlivia Onesie - Women'sTop Rated$108.83Save 50%compared to  $219.00Size Type:Regular
- REI Co-opHeavyweight Merino Base Layer Bottoms - Women'sTop Rated$49.83 - $69.93Save 30% - 50%compared to  $99.95Underwear Weight:HeavyweightSize Type:Plus
- Wild RyeHailey Half-Zip Base Layer Top - Women'sTop Rated$66.83Save 50%compared to  $135.00Underwear Weight:MidweightSize Type:Regular
- IcebreakerMerino 200 Oasis Base Layer Leggings - Kids'$41.93Save 30%compared to  $60.00Underwear Weight:LightweightSize Type:Regular
- SmartwoolIntraknit Active Base Layer Bottoms - Women's$79.93Save 27%compared to  $110.00Underwear Weight:LightweightSize Type:Regular
- Wild RyeEvie Raglan Base Layer Top - Women'sTop Rated$61.83Save 50%compared to  $125.00Underwear Weight:LightweightSize Type:Regular, Plus
- SmartwoolIntraknit Active Long-Sleeve Base Layer Top - Women's$79.93Save 27%compared to  $110.00Underwear Weight:MidweightSize Type:Regular
241–269 of 269 products
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