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Build your own bundle
Create your sweat proof undershirt lineup so you’re ready for any outfit, any day. Mix and match your favorite fits, necklines and colors.
- 15%off
- 4+ items
- 20%off
- 8+ items
- 25%off
- 12+ items
Free U.S. Shipping on orders $50+
30-Day Risk-Free Returns
Patented Sweat Proof Technology
Women
Faqs about our tees
Original Fit vs Slim Fit: Which one is right for me?
Choosing between the Original Fit and Slim Fit depends on your personal style and comfort preference. The Slim Fit, made from a blend of bamboo rayon and spandex, offers a snug fit that stays discreet under clothing, ideal for those who prefer a streamlined look. The Original Fit, crafted from 100% cotton, provides a more relaxed fit, offering extra room and breathability, perfect for individuals who appreciate a classic, looser undershirt feel.
Check our Buyer’s Guide for more information.
What color options does Thompson Tee offer?
Men's Original Fit undershirts are available in white, black, heather grey, olive drab green, navy, coyote brown and tan 499.
Men's Slim Fit Crewneck undershirts are available in white and black.
Men's Slim Fit V-Neck undershirts are available in white, black, heather grey and beige.
Women's Original Fit undershirts are available in white, olive drab green, navy, coyote brown and tan 499.
Women's Slim Fit Scoop Neck undershirts are available in white, black and beige.
Women's Slim Fit Deep V-Neck undershirts are available in white, black, heather and beige.
What neckline options does Thompson Tee offer?
Men's Thompson Tees come in crewneck, V-neck and deep V-neck necklines.
Women's Thompson Tees are available in crewneck, scoop neck and deep V-necklines.
What size should I buy?
The Thompson Tee Original Fit undershirts are true to size, fitting like a regular undershirt. If you prefer a looser fit, order up one size.
Our Slim Fit undershirts are intended to fit tighter than our Original Fit version to create a sleek profile.
We highly recommend taking measurements before ordering. You can find our size charts here and the product pages.

Free Domestic Shipping
Thompson Tee offers free shipping to any domestic location within the United States on orders over $50.

30 Day Risk Free Returns
Wear it, wash it, and wear it again. We accept returns or exchanges on all opened or used shirts up to 30 days from the purchase date.

Patented Sweat Proof Technology
Our patented Hydro-Shield® technology blocks underarm sweat, protecting you from wet marks and yellow stains – guaranteed.