null
icon/truck

Free Domestic Shipping Over $50

icon/box

Free Returns

icon/flag

Made in the USA

Men's Sweat Proof Undershirt - Original Fit V-neck

Men's Sweat Proof Undershirt - Original Fit V-neck

Sweat Proof Guarantee
Sweat Proof Guarantee
$28.99

Free Domestic Shipping Over $50 Shipping Information

Your New Favorite V-Neck Undershirt

Thompson Tee's sweat proof V-neck undershirts are proudly made in the USA and feature patented sweat proof technology to prevent underarm stains and odor.

Wear our sweat proof V-neck undershirt beneath your favorite shirt, sweater, jacket or suit for invisible sweat protection. The V-neck cut is perfect for discreet, guaranteed underarm protection in any sweaty situation!

Our men's V-neck undershirts are backed by our Sweat Proof Guarantee. Satisfaction guaranteed or your money back!

Patented Sweat Proof Technology for V-Necks

Patented, Sweat Proof Technology

Layered

Proprietary design stops sweat from showing through your underarms — period.

Seam

Center seam with separate front and back sweat panels for a sleek, tailored fit and feel.

Washing

Sweat proof technology won't wash out or lose effectiveness over time. Prevent pit stains day after day, wash after wash.

V-Neck Shirt Features
Feature 1

Ultra-Soft, Lightweight Material

Our men's original fit V-neck undershirt contains 100% premium combed cotton (Heather Grey is 90/10 cotton/poly.)

Feature 2

Tagless, lay flat collar

Itchy, scratchy tags are a thing of the past. Thompson Tee's tagless design ensures the shirt lays flat with no unsightly bunching.

Feature 3

Machine washer and dryer safe

Machine wash our sweat proof V-neck undershirts in cold or warm water and dry on medium (or lower) heat.

Tuckable V-Neck TShirt

Long, Tuckable Length That Stays Put

Move through your day freely. Our men's V-neck undershirts feature a long, tuckable length that stays in place all day. So go ahead and wave those arms around!

Customers Also Viewed

Thompson Tee Guarantee

The Original Sweat Proof Undershirt

We're serious when we say no more pit stains. We guarantee sweat won't penetrate the underarm barrier -- or your money back!

Thompson Tee Guarantee

Free Returns

Wear it, wash it and try it. We offer free returns on all opened or used shirts up to 30 days from purchase date.

Thompson Tee Guarantee

Made in USA

Every phase of production is completed in the USA - from materials to manufacturing. Each undershirt purchase supports U.S. jobs and manufacturing.

Thompson Tee Guarantee

Real Customer Service

No web bots here. We have a team of friendly people ready to answer all of your questions.

Size Chart

The Thompson Tee Original Fit styles fit like a traditional undershirt. If you want more of a looser, t-shirt fit, order up one size.

XS Chest 32 in / 82 cm
S Chest 34 - 36 in / 86 - 92 cm
M Chest 38 - 40 in / 97 - 102 cm
L Chest 42 - 44 in / 106 - 112 cm
XL Chest 46 - 48 in / 115 - 122 cm
2XL Chest 50 - 52 in / 127 - 132 cm
3XL Chest 54 - 56 in / 137 - 142 cm
XS S M L XL 2XL 3XL
Chest - inches 32 34 - 36 38 - 40 42 - 44 46 - 48 50 - 52 54 - 56
Chest - cm 82 86 - 92 97 - 102 106 - 112 115 - 122 127 - 132 137 - 142

Faqs about our tees

How is the Thompson Tee different from other "sweat proof" shirts?
Original Fit vs Slim Fit: Which one is right for me?
Is the underarm barrier really sweat proof?
How does the sweat proof underarm barrier compare to sweat pads?

Reviews