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Heavyweight Base Layers
(47 products)Products (47)
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- Arc'teryxRho Heavyweight Base Layer Bottoms - Men'sTop Rated$84.83Save 29%compared to  $120.00Underwear Weight:HeavyweightSize Type:Regular, Big
- REI Co-opHeavyweight Merino Base Layer Half-Zip Top - Men's$49.83 - $73.39Save 30% - 52%compared to  $104.95Underwear Weight:HeavyweightSize Type:Regular, Big, Tall
- REI Co-opHeavyweight Merino Long-Sleeve Base Layer Crew Top - Women'sTop Rated$49.83 - $73.39Save 26% - 50%compared to  $99.95Underwear Weight:HeavyweightSize Type:Regular, Plus
- REI Co-opHeavyweight Merino Long-Sleeve Base Layer Crew Top - Men's$49.83 - $99.95Underwear Weight:HeavyweightSize Type:Regular, Big
- PatagoniaCapilene Thermal Weight Long-Underwear Bottoms - Men's$99.00Underwear Weight:HeavyweightSize Type:Regular
- PatagoniaCapilene Thermal Weight Zip-Neck Top - Men's$109.00Underwear Weight:HeavyweightSize Type:Regular
- REI Co-opHeavyweight Merino Base Layer Half-Zip Top - Women'sTop Rated$49.83 - $73.39Save 30% - 52%compared to  $104.95Underwear Weight:HeavyweightSize Type:Regular, Plus
- PatagoniaCapilene Thermal Weight Long Underwear Crew Top - Men's$99.00Underwear Weight:HeavyweightSize Type:Regular
- PatagoniaCapilene Thermal Weight Zip-Neck Long Underwear Top - Women's$109.00Underwear Weight:HeavyweightSize Type:Regular
- Icebreaker260 Tech Long-Sleeve Crewe Base Layer Top - Women'sTop Rated$61.83 - $93.69Save 25% - 50%compared to  $125.00Underwear Weight:HeavyweightSize Type:Regular, Plus
- PatagoniaCapilene Thermal Weight Long Underwear Bottoms - Women's$99.00Underwear Weight:HeavyweightSize Type:Regular
- Sale Ends May 26IcebreakerMerino 260 Tech Long-Sleeve Crewe Thermal Top - Men'sTop Rated$93.69Save 25%compared to  $125.00Underwear Weight:HeavyweightSize Type:Regular, Big
- Sale Ends May 26Icebreaker260 Merino Tech Thermal Leggings with Fly - Men'sTop Rated$93.69Save 25%compared to  $125.00Underwear Weight:HeavyweightSize Type:Regular, Big
- Sale Ends May 26Kari TraaRose Capri High-Waist Base Layer Bottoms - Women's$69.99Save 30%compared to  $100.00Underwear Weight:HeavyweightSize Type:Regular
- IcebreakerMerino 260 Tech Thermal Base Layer Leggings - Women'sTop Rated$93.73Save 25%compared to  $125.00Underwear Weight:HeavyweightSize Type:PlusREI OUTLET
- Sale Ends May 26Kari TraaLune Long-Sleeve Base Layer Top - Women's$44.73Save 31%compared to  $65.00Underwear Weight:HeavyweightSize Type:RegularREI OUTLET
- SmartwoolIntraknit Thermal Max Merino Base Layer Bottoms - Women's$100.73Save 25%compared to  $135.00Underwear Weight:HeavyweightSize Type:RegularREI OUTLET
- Icebreaker260 ZoneKnit Base Layer Leggings - Men'sTop Rated$119.73Save 27%compared to  $165.00Underwear Weight:HeavyweightSize Type:Big, RegularREI OUTLET
- Sale Ends May 26Kari TraaRose Base Layer Hoodie - Women's$90.73Save 30%compared to  $130.00Underwear Weight:HeavyweightSize Type:RegularREI OUTLET
- IcebreakerMerino 260 Tech Thermal Base Layer Leggings With Fly - Men'sTop Rated$93.73Save 25%compared to  $125.00Underwear Weight:HeavyweightSize Type:Regular, BigREI OUTLET
- Arc'teryxRho Heavyweight Zip-Neck Base Layer Top - Men'sNew arrival$112.73Save 19%compared to  $140.00Underwear Weight:HeavyweightSize Type:Regular, BigREI OUTLET
- Helly HansenGraphic Lifa Merino Base Layer Set - Kids'$74.73Save 32%compared to  $110.00Underwear Weight:HeavyweightSize Type:RegularREI OUTLET
- Arc'teryxRho Insulated 3/4 Base Layer Bottoms - Men'sTop Rated$159.73Save 20%compared to  $200.00Underwear Weight:HeavyweightSize Type:Regular, BigREI OUTLET
- SpraywayEffra Jacket Base Layer Top - Women's$46.73Save 28%compared to  $64.95Underwear Weight:HeavyweightSize Type:RegularREI OUTLET
- Sale Ends May 26Kari TraaLilja Base Layer Pants - Women's$45.73Save 30%compared to  $66.00Underwear Weight:HeavyweightSize Type:RegularREI OUTLET
- IcebreakerMerino 260 Vertex Long-Sleeve Crewe Natural Shades Base Layer Top - Women's$104.73Save 25%compared to  $140.00Underwear Weight:HeavyweightSize Type:RegularREI OUTLET
- Arc'teryxKyanite Base Layer Bottoms - Women'sNew arrival$96.73Save 19%compared to  $120.00Underwear Weight:HeavyweightSize Type:RegularREI OUTLET
- Sale Ends May 26Kari TraaLilja Long-Sleeve Base Layer Top - Women's$45.73Save 30%compared to  $66.00Underwear Weight:HeavyweightSize Type:RegularREI OUTLET
- IcebreakerMerino 260 Tech Thermal Base Layer Leggings - Kids'Top Rated$49.73Save 28%compared to  $70.00Underwear Weight:HeavyweightSize Type:RegularREI OUTLET
- IcebreakerMerino 260 Tech Long-Sleeve Half-Zip Thermal Base Layer Top - Women'sTop Rated$99.73Save 26%compared to  $135.00Underwear Weight:HeavyweightSize Type:Regular, PlusREI OUTLET
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