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Baselayers
(370 products)Products (370)
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- REI Co-opMidweight Base Layer Bottoms - Men's$54.95
- Nani SwimwearUinta Base Layer Bottoms - Women'sTop Rated$29.83Save 60%compared to  $75.00
- 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
- REI Co-opLightweight Base Layer Tights - Women's Plus Sizes$9.83Save 75%compared to  $39.95
- REI Co-opMidweight Long-Sleeve Base Layer Top - Men'sTop Rated$26.83 - $54.95
- SmartwoolClassic Thermal Merino Base Layer Bottoms - Women's$110.00 - $115.00
- tasc PerformanceElevation Merino Base Layer Bottoms - Men's$49.73Save 37%compared to  $79.00Members use code OUT4JUL25 for $20 off $100+ at REI OutletREI OUTLET
- REI Co-opHeavyweight Merino Base Layer Bottoms - Women'sTop Rated$29.83 - $69.93Save 30% - 70%compared to  $99.95
- REI Co-opLightweight Half-Zip Base Layer Top - Women's$44.95
- SmartwoolClassic All-Season Merino Base Layer Bottoms - Women's$90.00
- CraftActive Intensity Base Layer Pants - Women's$31.73Save 42%compared to  $54.95Members use code OUT4JUL25 for $20 off $100+ at REI OutletREI OUTLET
- SmartwoolClassic Thermal Merino Base Layer Bottoms - Kids'Top Rated$48.73Save 25%compared to  $65.00Members use code OUT4JUL25 for $20 off $100+ at REI OutletREI OUTLET
- CraftCORE Dry Active Comfort Base Layer Top - Women's$39.73Save 38%compared to  $64.95Members use code OUT4JUL25 for $20 off $100+ at REI OutletREI OUTLET
- REI Co-opMidweight Crew Base Layer Top - Toddlers'Top Rated$24.95
- REI Co-opMerino 185 Base Layer Bottoms - Women's$79.95
- Kari TraaFryd Base Layer Top - Women's$19.83 - $60.00
- REI Co-opLightweight Half-Zip Base Layer Top - Men's$44.95
- SmartwoolClassic Thermal Merino Base Layer Bottoms - Men'sTop Rated$115.00
- CraftCore Dry Active Comfort Base Layer Pants - Women's$29.73Save 33%compared to  $44.95Members use code OUT4JUL25 for $20 off $100+ at REI OutletREI OUTLET
- REI Co-opHeavyweight Merino Long-Sleeve Base Layer Crew Top - Women'sTop Rated$29.83 - $99.95
- SmartwoolIntraknit Thermal Merino Base Layer Bottoms - Women's$92.73Save 28%compared to  $130.00Members use code OUT4JUL25 for $20 off $100+ at REI OutletREI OUTLET
- PatagoniaCapilene Midweight Base Layer Bottoms - Women's$89.00
- Free CountryForce Grid Fleece Base Layer Top - Women's$34.73Save 36%compared to  $55.00Members use code OUT4JUL25 for $20 off $100+ at REI OutletREI OUTLET
- CraftCore Dry Active Comfort Base Layer Pants - Men's$32.73Save 34%compared to  $49.95Members use code OUT4JUL25 for $20 off $100+ at REI OutletREI OUTLET
- SmartwoolClassic All-Season Merino Base Layer Bottoms - Men's$90.00
- BurtonMidweight Base Layer Pants - Women's$19.83Save 69%compared to  $64.95
- Arc'teryxRho Base Layer Bottoms - Women's$100.00
- Free CountryForce Grid Fleece Base Layer Bottoms - Women's$34.73Save 36%compared to  $55.00Members use code OUT4JUL25 for $20 off $100+ at REI OutletREI OUTLET
- REI Co-opMidweight Base Layer Bottoms - Toddlers'Top Rated$24.95
- Kari TraaLucie Base Layer Pants - Women's$59.73Save 25%compared to  $80.00Members use code OUT4JUL25 for $20 off $100+ at REI OutletREI OUTLET
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