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Sun-Protective Fabric Base Layer Tops
(51 products)Products (51)
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- REI Co-opMidweight Base Layer Half-Zip Top - Men'sTop Rated$39.93 - $59.95Underwear Weight:MidweightSize Type:Regular, Big, Tall
- REI Co-opMidweight Base Layer Half-Zip Top - Women's$19.83 - $59.95Underwear Weight:MidweightSize Type:Regular, Plus
- REI Co-opLightweight Long-Sleeve Crew Base Layer Top - Women'sTop Rated$39.95Underwear Weight:LightweightSize Type:Regular, Plus
- REI Co-opMerino 185 Long-Sleeve Base Layer Top - Men'sTop Rated$55.93 - $79.95Underwear Weight:LightweightSize Type:Regular, Big
- REI Co-opMerino 185 Base Layer Top - Women's$48.93 - $69.95Underwear Weight:LightweightSize Type:Regular
- REI Co-opLightweight Long-Sleeve Crew Base Layer Top - Men'sTop Rated$39.95Underwear Weight:LightweightSize Type:Regular, Big, Tall
- REI Co-opMerino 185 Long-Sleeve Base Layer Top - Women's$55.93 - $79.95Underwear Weight:LightweightSize Type:Regular
- REI Co-opMerino 185 Long-Sleeve Half-Zip Base Layer Top - Women'sTop Rated$29.83 - $89.95Underwear Weight:LightweightSize Type:Regular
- REI Co-opLightweight Crew Base Layer Top - Women'sTop Rated$29.95Underwear Weight:LightweightSize Type:Regular, Plus
- REI Co-opLightweight Crew Base Layer Top - Men'sTop Rated$29.95Underwear Weight:LightweightSize Type:Regular, Big, Tall
- REI Co-opMidweight Long-Sleeve Base Layer Top - Women's$54.95Underwear Weight:MidweightSize Type:Regular, Plus
- REI Co-opMidweight Long-Sleeve Base Layer Top - Men'sTop Rated$54.95Underwear Weight:MidweightSize Type:Regular, Big, Tall
- REI Co-opLightweight Half-Zip Base Layer Top - Men's$44.95Underwear Weight:LightweightSize Type:Regular, Big, Tall
- REI Co-opLightweight Half-Zip Base Layer Top - Women's$44.95Underwear Weight:LightweightSize Type:Regular, Plus
- REI Co-opMerino 185 Base Layer Top - Women's Plus Sizes$48.93 - $69.95Underwear Weight:LightweightSize Type:Plus
- IcebreakerMerino 200 Oasis Long-Sleeve Crewe Thermal Top - Women'sTop Rated$105.00Underwear Weight:MidweightSize Type:Regular, Plus
- Terramar2.0 Cloud Nine Half-Zip Base Layer Top - Women's$34.73Save 30%compared to  $50.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- REI Co-opHeavyweight Merino Long-Sleeve Base Layer Crew Top - Women'sTop Rated$29.83 - $99.95Underwear Weight:HeavyweightSize Type:Regular, Plus
- REI Co-opMidweight Base Layer Crew Top - Kids'Top Rated$34.95Underwear Weight:MidweightSize Type:Regular
- REI Co-opMerino 185 Long-Sleeve Half-Zip Base Layer Top - Men'sTop Rated$62.93 - $89.95Underwear Weight:LightweightSize Type:Regular, Big
- REI Co-opMidweight Crew Base Layer Top - Toddlers'Top Rated$24.95Underwear Weight:MidweightSize Type:Regular
- REI Co-opHeavyweight Merino Base Layer Half-Zip Top - Women'sTop Rated$29.83 - $104.95Underwear 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, Tall
- REI Co-opMerino 185 Long-Sleeve Base Layer Top - Women's Plus Sizes$55.93 - $79.95Underwear Weight:LightweightSize Type:Plus
- REI Co-opLightweight Base Layer Crew Top - Kids'Top Rated$29.95Underwear Weight:LightweightSize Type:Regular
- IcebreakerMerino 200 Oasis Long-Sleeve Crewe Thermal Top - Men'sTop Rated$105.00Underwear Weight:MidweightSize Type:Regular, Big
- REI Co-opLightweight Crew Base Layer Top - Infants'/Toddlers'Top Rated$19.95Underwear Weight:LightweightSize Type:Regular
- REI Co-opMidweight Crew Base Layer Top - Kids'$9.83Save 71%compared to  $34.95Underwear Weight:MidweightSize Type:Regular
- IcebreakerMerino 260 Tech Long-Sleeve Crewe Thermal Top - Men'sTop Rated$125.00Underwear Weight:HeavyweightSize Type:Regular, Big
- REI Co-opMerino 185 Base Layer Top - Men's$48.93 - $69.95Underwear Weight:LightweightSize Type:Regular, Big
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