The Best Sweat Proof Undershirt

Guaranteed to eliminate 100% of underarm sweat stains.

Social Citizen sweat proof undershirts feature absorbent pads, which are hidden in the underarms of the shirt. Trusted by thousands of customers, these shirts are guaranteed to protect your favorite clothes from sweat stains, deodorant marks & unwanted odor.

We poured half a cup of water on it and it was still completely dry with no stains

Our customers say...

I use the white crewneck shirts under my quarter zip sweaters. Without this undershirt, I would sweat right through everything. These are an absolute game changer.

Kendall W. (Verified Purchase)


Sweat University

What causes an armpit sweat rash? | Social Citizen

Armpit Sweat Rash: How to Prevent & Treat

Don't live with the discomfort. Treat and prevent armpit sweat rashes.
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How to Get Rid of Underarm Odor Permanently

Underarm odor can be an upsetting and constant battle. Learn how to to conquer underarm odor permanently.
A woman excessively sweating: hyperhidrosis or diaphoresis. | Social Citizen

What are Medical Terms for Sweating?

When sweating goes too far, there are medical terms to use and help you find the right solution.