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The Merino Wool Signature Undershirt

$85.00 $68.00 Save 20%
23 reviews

30-Day Money Back Guarantee

Color: Black
Size: S
In stock

Our best-seller, now in 100% Merino Wool.

We know you love our OG Undershirt, so we've created the winter edition of our Signature Undershirt. Made with 100% Australian Merino Wool and our Contemporary Cotton sweat-proof underarm shields, we guarantee you'll stay warm, dry and cozy all winter.
DETAILS

TECHNOLOGY

  • The ultimate winter base layer. It combines 100% Merino Wool with the sweat-proof underarm shields you love.
  • 100% Australian Merino wool has superior natural breathability, regulates body temperature, is moisture-wicking and odor-resistant. The added bonus? It’s naturally wrinkle and stain-resistant.
  • Contemporary Cotton underarm shields that wick away sweat, absorb moisture and odor
  • Guaranteed to stop 100% of sweat stains
  • Itch-free, soft, lightweight, comfortable and breathable

STYLE

  • Reversible scoop neckline
  • Short, hemmed sleeves
  • The ultimate essential winter base layer
FIT
  • Slim fit for an invisible base layer
  • Order your regular size for the perfect, snug fit, or size up for a more relaxed look
  • If you're in between sizes, we recommend sizing up as this undershirt has no Lycra
  • Hip length
  • Short, hemmed sleeves
  • Reversible scoop neckline
FABRIC & CARE

FABRIC

  • 100% Australian Merino wool for natural thermoregulation, moisture-wicking capabilities, anti-odor properties and breathability, keeping you cool and dry
  • Made with shrink-resistant, fade-proof materials for long-lasting wear

Discover more about our fabric here.

CARE

  • Machine wash cold.
  • Wash with like colors.
  • Lay flat to dry in shade.
  • Do not bleach.
  • Do not tumble dry.
Color: Black
Size: S

What sets us apart

Sweat-Proof Thermo-Regulating Base Layer

Crafted from naturally thermo-regulating & odor-resistant Merino Wool fabric, our Merino Wool undershirts offer superior breathability and guaranteed itch-free wear, ensuring the ultimate comfort throughout your day.

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Numi Reviews

what our customers are saying

FAQs

Frequently Asked Questions

Why do I need an undershirt?

Women need sweat-proof undershirts to prevent visible sweat stains on their clothing and to stay dry and confident throughout the day. It can also help prolong the life of outerwear by reducing the need for frequent washing.
How is Numi Merino Wool different from other merino wool tops?

Unlike other merino wool tops, our Numi Merino Wool collection is 100% Australian Merino wool with built-in Contemporary Cotton™ underarm shields for effective moisture-wicking and sweat protection. Our Merino Wool fabric is lightweight and breatable to keep you cool and dry, all day.

Is Merino Wool line machine-washable?

Our Merino Wool Undershirts are machine washable: simply wash them on the Wool Setting. If your machine doesn’t have that setting, use Cold Water Wash or Delicate Wash Cycle. Spin, do not tumble dry. We recommend flat drying garments after washing.
How do I find the right size?

We recommend using the size guide (featured on every product page) to determine the best size for you.

Each size guide features a sizing chart and instructions on how-to-measure the item. Generally, we recommend ordering our Essential Undershirt collection in your regular size for the perfect, snug fit. If you prefer a more relaxed fit, we recommend sizing up. If you’re still unsure about sizing, send us an email at customercare@wearnumi.com.