Bestseller
"#color_BLACK|Siobhan is 5'8.5" and wears a size S
Siobhan is 5'8.5" and wears a size S
"#color_ALMOND|Emi is 5'7.5" and wears a size S
Emi is 5'7.5" and wears a size S
"#color_ALMOND|Emi is 5'7.5" and wears a size S
Emi is 5'7.5" and wears a size S
"#color_ALMOND|Emi is 5'7.5" and wears a size S
Emi is 5'7.5" and wears a size S
"#color_ALMOND|Emi is 5'7.5" and wears a size S
Emi is 5'7.5" and wears a size S
The Three Quarter Undershirt - Numi
 
The Three Quarter Undershirt - Numi
 
The Three Quarter Undershirt - Numi
 
The Three Quarter Undershirt - Numi
 
The Three Quarter Undershirt - Numi
 
The Three Quarter Undershirt - Numi
 
"#color_ALMOND|Ashleigh is 5'10", wearing a size M
Ashleigh is 5'10", wearing a size M
"#color_HEATHER GREY|Aiko is 5'8", wearing a size XS
Aiko is 5'8", wearing a size XS
"#color_HEATHER GREY|Ashleigh is 5'10", wearing a size M
Ashleigh is 5'10", wearing a size M
"#color_HEATHER GREY|Aiko is 5'8", wearing a size XS
Aiko is 5'8", wearing a size XS
"#color_HEATHER GREY|Aiko is 5'8", wearing a size XS
Aiko is 5'8", wearing a size XS
"#color_BLACK|Siobhan is 5'8.5" and wears a size S
Siobhan is 5'8.5" and wears a size S
"#color_BLACK|Siobhan is 5'8.5" and wears a size S
Siobhan is 5'8.5" and wears a size S
"#color_BLACK|Ashleigh is 5'10", wearing a size M
Ashleigh is 5'10", wearing a size M
"#color_WHITE|Siobhan is 5'8.5" and wears a size S
Siobhan is 5'8.5" and wears a size S
"#color_WHITE|Siobhan is 5'8.5" and wears a size S
Siobhan is 5'8.5" and wears a size S
"#color_WHITE|Siobhan is 5'8.5" and wears a size S
Siobhan is 5'8.5" and wears a size S
"#color_WHITE|Siobhan is 5'8.5" and wears a size S
Siobhan is 5'8.5" and wears a size S
"#color_WHITE|Ashleigh is 5'10", wearing a size M
Ashleigh is 5'10", wearing a size M

The Three Quarter Undershirt

Sale price$65.00
Buy 3+, Save 15%, Buy 5+, Save 20%
Size:

Size

Color:ALMOND

Classic

Limited Edition

STOPS SWEAT STAINS

ABSORBS MOISTURE & ODOR

LIGHTWEIGHT & BREATHABLE

4-WAY STRETCH

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FITS TRUE TO SIZE

Your New Go-To Layer For Timeless Style, Versatility, And Comfort

The soft and breathable fabric, classic fit, and sleeves that hit just below the elbow make this everyone's favorite layer. Perfect paired with sweaters and blazers, it features a reversible neckline for added versatility. Elevate your style with this seasonless staple.

Free Shipping & Easy Returns

Free shipping on U.S. and Canada orders over $150. 

Please allow up to 2-3 business days for processing before your order ships. More shipping info here.

Returns

Items purchased with a 0-19% discount are eligible for refund, within 30-days of the delivery date. Items purchased with a 20% discount or higher are eligible for exchange or store credit.

Gift cards are non-refundable, and items listed as  Last Chance and Final Sale are not eligible to be returned or exchanged, meaning that no returns, exchanges or refunds can be accommodated.

Find out more about our return policy here.  

Free Shipping & Easy Returns

Free shipping on U.S. and Canada orders over $150. 

Please allow up to 2-3 business days for processing before your order ships. More shipping info here.

Returns

Items purchased with a 0-19% discount are eligible for refund, within 30-days of the delivery date. Items purchased with a 20% discount or higher are eligible for exchange or store credit.

Gift cards are non-refundable, and items listed as  Last Chance and Final Sale are not eligible to be returned or exchanged, meaning that no returns, exchanges or refunds can be accommodated.

Find out more about our return policy here.  

30-Day Money Back Guarantee

We stand by the quality of our products. If you're not completely satisfied within 30 days of your purchase, contact us and we'll gladly refund your order. It's that simple.

30-Day Money Back Guarantee

We stand by the quality of our products. If you're not completely satisfied within 30 days of your purchase, contact us and we'll gladly refund your order. It's that simple.

Chat for Size Help

Use our chat icon at the bottom left corner to chat with a live agent or send us an e-mail at customer@wearnumi.com

Chat for Size Help

Use our chat icon at the bottom left corner to chat with a live agent or send us an e-mail at customer@wearnumi.com

Find Your Perfect Styles

Buy 2, Get 10% off.
Discount code automatically applied at checkout.

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The Crop 

Perfect for reducing bulk around your mid-section, especially when wearing high-waisted bottoms.

LEARN MORE 

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The Square Neck

Designed with cap sleeves to seamlessly layer under all your shorter sleeved blouses. Features a flattering square neckline.

LEARN MORE

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The Three Quarter 

Classic fit with sleeves hitting just below the elbow. It features a reversible neckline for added versatility.

LEARN MORE

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The Signature

Our #1 best seller is the ultimate base-layer for every outfit. No more sweat-stains or deodorant marks.

LEARN MORE

As Featured In

Why Do I Need an Undershirt?

✓ No sweat stains, thanks to the underarm moisture-wicking shields

✓ Protect your clothes & save money on dry-cleaning

✓ Perfect for layering as seamless sleeves ensure invisible fit

✓ Feels soft on the skin with the ultra-soft four-way stretch fabric 

✓ Keeps you dry & cool all day long

FAQs

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.

Our sweat-proof undershirts were created to be the perfect base-layer for day-to-day dressing. They feature our innovative Contemporary Cotton underarm shield, designed to wick and absorb moisture to prevent sweat stains from showing on your clothes. With the body made from a breathable TENCEL™ fabric, our undershirts also help to regulate your body temperature, ensuring all-day comfort.

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.

Absolutely! All our undershirts are machine-washable and dryer safe. Simply wash them cold and with like colors.

More Ways To Feel Your Best