
REI Co-op Midweight Sleeve Base Layer Top - Women's
As the morning mist dissipates under the rising sun, the REI Co-op Midweight Long-Sleeve Base Layer Top stands as a trusted ally against the chill. Crafted from a blend of recycled polyester and spandex, this top offers both warmth and breathability, ensuring comfort without compromising on performance. The fabric's moisture-wicking capabilities keep you dry as you ascend through damp, forested trails, while the built-in odor control keeps the top fresh, allowing for multi-day use without a worry.Â
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PRODUCT CONDITION
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This UnNew REI Co-op Midweight Sleeve Base Layer Top - Women's is in Excellent condition.Â
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Products in Excellent condition have seen minimal use and wear. Any imperfections are purely cosmetic and do not affect the intended performance of the product.  Â
TECH SPECS
- Recycled polyester/spandex is peached for a supersoft next-to-skin layer—and has a smooth face so layers slide on easily
- 220 g/m² fabric weight offers midweight warmth and wicks moisture to keep you comfortable, with spandex adding just the right amount of stretch
- UPF 50+ sun protection
- Underarm gussets to maximize your range of motion
- Thumbholes hold sleeves in place and help seal warmth in
- Rolled-forward shoulder seams prevent abrasion from pack straps
- Flatseam construction reduces bulk and chafing
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REI Co-op Midweight Sleeve Base Layer Top - Women's
As the morning mist dissipates under the rising sun, the REI Co-op Midweight Long-Sleeve Base Layer Top stands as a trusted ally against the chill. Crafted from a blend of recycled polyester and spandex, this top offers both warmth and breathability, ensuring comfort without compromising on performance. The fabric's moisture-wicking capabilities keep you dry as you ascend through damp, forested trails, while the built-in odor control keeps the top fresh, allowing for multi-day use without a worry.Â
Â
PRODUCT CONDITION
Â
This UnNew REI Co-op Midweight Sleeve Base Layer Top - Women's is in Excellent condition.Â
Â
Products in Excellent condition have seen minimal use and wear. Any imperfections are purely cosmetic and do not affect the intended performance of the product.  Â
TECH SPECS
- Recycled polyester/spandex is peached for a supersoft next-to-skin layer—and has a smooth face so layers slide on easily
- 220 g/m² fabric weight offers midweight warmth and wicks moisture to keep you comfortable, with spandex adding just the right amount of stretch
- UPF 50+ sun protection
- Underarm gussets to maximize your range of motion
- Thumbholes hold sleeves in place and help seal warmth in
- Rolled-forward shoulder seams prevent abrasion from pack straps
- Flatseam construction reduces bulk and chafing
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
As the morning mist dissipates under the rising sun, the REI Co-op Midweight Long-Sleeve Base Layer Top stands as a trusted ally against the chill. Crafted from a blend of recycled polyester and spandex, this top offers both warmth and breathability, ensuring comfort without compromising on performance. The fabric's moisture-wicking capabilities keep you dry as you ascend through damp, forested trails, while the built-in odor control keeps the top fresh, allowing for multi-day use without a worry.Â
Â
PRODUCT CONDITION
Â
This UnNew REI Co-op Midweight Sleeve Base Layer Top - Women's is in Excellent condition.Â
Â
Products in Excellent condition have seen minimal use and wear. Any imperfections are purely cosmetic and do not affect the intended performance of the product.  Â
TECH SPECS
- Recycled polyester/spandex is peached for a supersoft next-to-skin layer—and has a smooth face so layers slide on easily
- 220 g/m² fabric weight offers midweight warmth and wicks moisture to keep you comfortable, with spandex adding just the right amount of stretch
- UPF 50+ sun protection
- Underarm gussets to maximize your range of motion
- Thumbholes hold sleeves in place and help seal warmth in
- Rolled-forward shoulder seams prevent abrasion from pack straps
- Flatseam construction reduces bulk and chafing




















