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REI Co-op Merino 185 Plus Size Half-Zip Base Layer for Women

Original price was: $89.95.Current price is: $35.98.

-60%

This lightweight merino wool base layer for hiking offers soft, breathable warmth with a half-zip design, ideal for women seeking plus sizes.

(3 customer reviews)

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Front view of women's merino wool base layer with half-zip in plus size, showing long sleeve design
REI Co-op Merino 185 Plus Size Half-Zip Base Layer for Women
$89.95 Original price was: $89.95.$35.98Current price is: $35.98.

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Designed for active women who demand comfort and performance, this merino wool base layer features ultrafine 185 g fabric that feels soft against the skin without any itchiness. The long sleeve base layer naturally regulates temperature by wicking moisture, drying quickly, and resisting odors, making it perfect for hiking, running, or layering on colder days.

  • Lightweight merino wool base layer for hiking and multisport use
  • Half-zip front with chin guard for adjustable ventilation and comfort
  • UPF 30 protection shields skin during sunny outdoor activities
  • Flat seams and underarm gussets prevent chafing and allow freedom of movement
  • Tailored fit designed to hug curves without restricting motion
  • Fair Trade Certified™ factory ensures ethical production standards

Whether you’re looking to buy plus size merino wool base layer options or want an affordable half zip merino base layer women can trust, this top combines durability and softness for all-day comfort. Machine washable with gentle care, it’s a reliable choice for any outdoor adventure or everyday wear.

Additional information

colors: No selection

BLACK, OAK BROWN

sizes: No selection

1X, 2X, 3X

3 reviews for REI Co-op Merino 185 Plus Size Half-Zip Base Layer for Women

  1. Autumn Luna (verified owner)

    I love how soft and breathable this women’s long sleeve merino base layer feels during my hikes. The half-zip design is great for temperature control, and the plus size fit is perfect!

  2. Christina Douglas (verified owner)

    This affordable half zip merino base layer for women exceeded my expectations. It dries quickly, resists odors, and fits comfortably under my jacket on chilly mornings.

  3. James Sullivan (verified owner)

    After trying several base layers, this merino wool base layer is by far the best for all my outdoor activities. It’s lightweight yet warm and holds up well after multiple washes.

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FAQs

How do I clean my merino wool base layer?
To maintain your merino wool base layer’s softness and performance, machine wash it on a warm, gentle cycle using a wool-specific detergent. Avoid twisting or wringing the fabric, and tumble dry on low heat. This care routine helps preserve the fabric’s natural odor resistance and quick-drying properties.
What makes this the best merino wool base layer for women?
This base layer combines ultrafine merino wool fabric with a tailored fit and half-zip design, offering breathable comfort, moisture wicking, and UPF 30 sun protection. Its plus size options and durable construction make it a top pick for women seeking versatile outdoor apparel.
Can I use this lightweight merino wool base layer for hiking in warm weather?
Yes, it’s perfect for hiking thanks to its breathable, moisture-wicking fabric and venting half-zip. The lightweight merino wool base layer keeps you cool and dry while providing natural odor resistance, making it ideal for warm to mild conditions.