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Ultralightweight Base Layers
(11 products)Products (11)
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- HalfdaysJohnson Base Layer Top - Women's$65.93Save 30%compared to $95.00Underwear Weight:UltralightweightSize Type:Regular
- Kari TraaEmbla Wool Long-Sleeve Base Layer Top - Women's$62.93 - $90.00Underwear Weight:UltralightweightSize Type:Regular
- Kari TraaAlma Half-Zip Base Layer Top - Women's$100.00Underwear Weight:UltralightweightSize Type:Regular
- Icebreaker125 ZoneKnit Merino Long-Sleeve Crewe Thermal Top - Men'sTop Rated$93.73Save 25%compared to $125.00Underwear Weight:UltralightweightSize Type:RegularREI OUTLET
- Kari TraaAlma Base Layer Pants - Women's$90.00Underwear Weight:UltralightweightSize Type:Regular
- The North FaceSummit Series Pro 120 Base Layer Tights - Women's$54.83Save 50%compared to $110.00Underwear Weight:UltralightweightSize Type:Regular
- Kari TraaEmbla Wool Base Layer T-Shirt - Women's$80.00Underwear Weight:UltralightweightSize Type:Regular
- Arms of Andes160 Ultralight Alpaca Wool Long-Sleeve Base Layer Shirt - Women's$41.83 - $49.83Save 50%compared to $85.00 - $100.00Underwear Weight:UltralightweightSize Type:Regular
- Arms of Andes160 Ultralight Alpaca Wool Base Layer Leggings - Men's$46.83Save 50%compared to $95.00Underwear Weight:UltralightweightSize Type:Regular, Big
- Arms of Andes160 Ultralight Alpaca Wool Long-Sleeve Base Layer Shirt - Men's$44.83Save 50%compared to $90.00Underwear Weight:UltralightweightSize Type:Regular, Big
- Arms of Andes160 Ultralight Alpaca Wool Base Layer Leggings - Men's$41.83Save 50%compared to $85.00Underwear Weight:UltralightweightSize Type:Regular, Big
Get $130 in value
$30 in card rewards are yours when approved for the REI Co-op Mastercard by Mar 9. Plus, you can earn a $100 REI gift card after your first purchase. Terms apply.
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