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Baselayers
(364 products)Products (364)
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- SmartwoolClassic All-Season Merino Long-Sleeve Base Layer Top - Women's$62.93 - $90.00
- REI Co-opLightweight Crew Base Layer Top - Men'sTop Rated$29.95
- PatagoniaCapilene Midweight Crew Base Layer Top - Kids'$26.93Save 30%compared to  $39.00
- SmartwoolClassic All-Season Merino Long-Sleeve Base Layer Top - Men'sTop Rated$66.93 - $90.00
- REI Co-opMidweight Base Layer Crew Top - Kids'Top Rated$34.95
- REI Co-opMidweight Base Layer Half-Zip Top - Women's$19.83 - $59.95
- Arc'teryxRho LT Base Layer Bottoms - Men's$49.83 - $100.00
- SmartwoolClassic All-Season Merino T-Shirt - Men's$59.93 - $80.00
- REI Co-opLightweight Long-Sleeve Crew Base Layer Top - Women'sTop Rated$39.95
- REI Co-opMerino 185 Long-Sleeve Base Layer Top - Men'sTop Rated$55.93 - $79.95
- REI Co-opMidweight Base Layer Half-Zip Top - Men'sTop Rated$39.93 - $59.95
- REI Co-opMerino 185 Base Layer Top - Women's$48.93 - $69.95
- SmartwoolClassic Thermal Merino Base Layer Bottoms - Women's$81.73Save 28%compared to  $115.00Members use code OUT4JUL25 for $20 off $100+ at REI OutletREI OUTLET
- REI Co-opMerino 185 Long-Sleeve Base Layer Top - Women's$55.93 - $79.95
- SmartwoolClassic Thermal Merino Crew Base Layer Top - Women'sTop Rated$59.83 - $115.00
- REI Co-opLightweight Long-Sleeve Crew Base Layer Top - Men'sTop Rated$39.95
- Nani SwimwearUinta Base Layer Bottoms - Women'sTop Rated$29.83Save 60%compared to  $75.00
- REI Co-opMerino 185 Long-Sleeve Half-Zip Base Layer Top - Women'sTop Rated$29.83 - $89.95
- REI Co-opLightweight Crew Base Layer Top - Women'sTop Rated$29.95
- SmartwoolClassic Thermal Merino Crew Base Layer Top - Women'sTop Rated$81.73Save 28%compared to  $115.00Members use code OUT4JUL25 for $20 off $100+ at REI OutletREI OUTLET
- SmartwoolClassic All-Season Merino T-Shirt - Women's$59.93 - $80.00
- REI Co-opMidweight Long-Sleeve Base Layer Top - Women's$54.95
- SmartwoolClassic Thermal Merino Crew Base Layer Top - Men'sTop Rated$85.93 - $115.00
- REI Co-opMidweight Base Layer Bottoms - Kids'Top Rated$34.95
- tasc PerformanceElevation Merino Base Layer Bottoms - Women's$49.73Save 37%compared to  $79.00Members use code OUT4JUL25 for $20 off $100+ at REI OutletREI OUTLET
- REI Co-opMerino 185 Base Layer Bottoms - Men's$23.83 - $79.95
- Nani SwimwearUinta Base Layer Top - Women's$29.83Save 62%compared to  $80.00
- SmartwoolClassic All-Season Merino Quarter-Zip Base Layer Top - Men's$70.93 - $95.00
- REI Co-opMidweight Long-Sleeve Base Layer Top - Men'sTop Rated$54.95
- REI Co-opMidweight Base Layer Bottoms - Men's$54.95
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