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Ultralightweight Base Layers
(16 products)Products (16)
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- Arms of Andes160 Ultralight Alpaca Wool Crewneck Base Layer T-Shirt - Men's$75.00Underwear Weight:UltralightweightSize Type:Regular
- Arms of Andes160 Ultralight Alpaca Wool Long-Sleeve Base Layer Shirt - Women's$85.00 - $100.00Underwear Weight:UltralightweightSize Type:Regular
- Arms of Andes160 Ultralight Alpaca Wool Long-Sleeve Base Layer Shirt - Men's$85.00Underwear Weight:UltralightweightSize Type:Regular, Big
- Arms of Andes160 Ultralight Alpaca Wool Crew Neck Base Layer T-Shirt - Women's$75.00Underwear Weight:UltralightweightSize Type:Regular
- Arms of Andes160 Ultralight Alpaca Wool Base Layer Leggings - Men's$85.00Underwear Weight:UltralightweightSize Type:Regular, Big
- HalfdaysJohnson Base Layer Top - Women's$62.93Save 25%compared to  $85.00Underwear Weight:UltralightweightSize Type:Regular, Plus
- Kari TraaAlma Hood Base Layer Top - Women's$59.73Save 25%compared to  $80.00Underwear Weight:UltralightweightSize Type:RegularREI OUTLET
- Kari TraaEmbla Wool Base Layer Top - Women's$60.00Underwear Weight:UltralightweightSize Type:Regular
- Kari TraaAlma Half-Zip Base Layer Top - Women's$59.73Save 25%compared to  $80.00Underwear Weight:UltralightweightSize Type:RegularREI OUTLET
- Kari TraaEmbla Wool Long-Sleeve Base Layer Top - Women's$80.00Underwear Weight:UltralightweightSize Type:Regular
- The North FaceSummit Series Pro 120 Base Layer Tights - Women'sTop Rated$100.00Underwear Weight:UltralightweightSize Type:Regular, Plus
- Kari TraaAlma Base Layer Pants - Women's$52.73Save 24%compared to  $70.00Underwear Weight:UltralightweightSize Type:RegularREI OUTLET
- Icebreaker125 ZoneKnit Merino Thermal Leggings - Men's$93.73Save 25%compared to  $125.00Underwear Weight:UltralightweightSize Type:Regular, BigREI OUTLET
- Icebreaker125 ZoneKnit Merino Long-Sleeve Crewe Thermal Top - Men'sTop Rated$93.73Save 25%compared to  $125.00Underwear Weight:UltralightweightSize Type:Regular, BigREI OUTLET
- The North FaceSummit Series Pro 120 Crew Base Layer Top - Women'sTop Rated$100.00Underwear Weight:UltralightweightSize Type:Regular, Plus
- Icebreaker125 ZoneKnit Base Layer Leggings - Men's$125.00Underwear Weight:UltralightweightSize Type:Regular, Big
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