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Wool Underwear
(299 products)Products (299)
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- SmartwoolClassic Thermal Merino Crew Base Layer Top - Kids'Top Rated$65.00Underwear Weight:MidweightSize Type:Regular
- SmartwoolClassic Thermal Merino Base Layer Quarter-Zip - Kids'$51.73Save 26%compared to  $70.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Sale Ends Dec 1SmartwoolIntraknit Thermal Merino Colorblock Quarter-Zip Base Layer Top - Women's$104.99Save 25%compared to  $140.00Underwear Weight:MidweightSize Type:Regular
- IcebreakerMerino 260 Tech Long-Sleeve Half-Zip Thermal Base Layer Top - Men's$99.73Save 26%compared to  $135.00Underwear Weight:HeavyweightSize Type:Regular, BigREI OUTLET
- Helly HansenMerino Wool Base Layer Set - Kids'$75.73Save 36%compared to  $120.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- Sale Ends Dec 8IcebreakerMerino 260 Tech Long-Sleeve Half-Zip Base Layer Top - Women'sTop Rated$101.19Save 25%compared to  $135.00Underwear Weight:MidweightSize Type:Regular, Plus
- Kari TraaSara Half-Zip Base Layer Top - Women's$79.73Save 27%compared to  $110.00Underwear Weight:HeavyweightSize Type:RegularREI OUTLET
- SmartwoolClassic Thermal Merino Crew Base Layer Top - Kids'$44.73Save 31%compared to  $65.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Icebreaker125 ZoneKnit Long-Sleeve Crewe Base Layer Thermal Top - Women's$93.73Save 25%compared to  $125.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- Sale Ends Dec 1SmartwoolIntraknit Thermal Merino Base Layer Bottoms - Women's$97.49Save 25%compared to  $130.00Underwear Weight:LightweightSize Type:Regular
- SmartwoolClassic Thermal Merino Base Layer Bottoms - Kids'Top Rated$65.00Underwear Weight:MidweightSize Type:Regular
- Sale Ends Dec 8Icebreaker200 Oasis Crewe Base Layer Top - Men's$71.19Save 25%compared to  $95.00Underwear Weight:MidweightSize Type:Regular, Big
- Sale Ends Dec 8IcebreakerSiren Sweetheart Long Underwear Top - Women's$63.69Save 25%compared to  $85.00Underwear Weight:LightweightSize Type:Regular
- Icebreaker125 ZoneKnit Merino Thermal Leggings - Men's$93.73Save 25%compared to  $125.00Underwear Weight:UltralightweightSize Type:Regular, BigREI OUTLET
- IcebreakerMerino 200 ZoneKnit Long-Sleeve Half-Zip Thermal Base Layer Top - Women's$103.73Save 35%compared to  $160.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- SmartwoolThermal Merino Rib Turtleneck Base Layer Top - Women's$130.00Underwear Weight:MidweightSize Type:Regular
- Helly HansenGraphic Lifa Merino Base Layer Set - Kids'$74.73Save 32%compared to  $110.00Underwear Weight:HeavyweightSize Type:RegularREI OUTLET
- IcebreakerMerino 125 ZoneKnit Long-Sleeve Half-Zip Base Layer Top - Men'sTop Rated$99.73Save 26%compared to  $135.00Underwear Weight:LightweightSize Type:Regular, BigREI OUTLET
- SmartwoolIntraknit Thermal Max Merino Base Layer Pattern Hoodie - Women's$114.73Save 30%compared to  $165.00Size Type:RegularREI OUTLET
- Sale Ends Dec 1SmartwoolThermal Merino Base Layer Hoodie - Men's$108.69Save 25%compared to  $145.00Underwear Weight:MidweightSize Type:Regular, Big
- Arc'teryxRho Merino Wool Zip-Neck Base Layer Top - Men's$140.00Underwear Weight:MidweightSize Type:Regular, Big
- Terramar3.0 Thermawool Crew Base Layer Top - Women's$49.73 - $52.73Save 24% - 28%compared to  $70.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Sale Ends Dec 1SmartwoolClassic Thermal Merino Base Layer Crew One-Piece - Men's$187.49Save 25%compared to  $250.00Underwear Weight:MidweightSize Type:Regular, Big
- SmartwoolIntraknit Racerback Bra$48.73Save 25%compared to  $65.00Bra Support:Low ImpactSupport Style:CompressionFabric:62% nylon/28% elastane/10% polyester (exclusive of decoration)REI OUTLET
- Kari TraaEdith Half-Zip Base Layer Top - Women's$81.73Save 25%compared to  $110.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- SmartwoolClassic Thermal Merino Base Layer Hoodie - Kids'$54.73Save 27%compared to  $75.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Icebreaker260 ZoneKnit Long-Sleeve Crewe Base Layer Top - Women'sTop Rated$119.73Save 27%compared to  $165.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- SmartwoolIntraknit Active Base Layer Bottoms - Women's$79.73Save 27%compared to  $110.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- SmartwoolIntraknit Active Base Layer Crew Shirt - Men's$74.73Save 32%compared to  $110.00Underwear Weight:MidweightSize Type:BigREI OUTLET
- Sale Ends Dec 8IcebreakerMerino 260 Tech Long-Sleeve Turtleneck Base Layer - Men'sTop Rated$101.19Save 25%compared to  $135.00Underwear Weight:MidweightSize Type:Regular, Big
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