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  We Are Open
We are open and mailing orders.
A safe, healthy, and happy workplace has always been our highest priority. We've now added even more precautions to keep everyone safe. For more info, email us at hello@3fittheory.com
Orders may be delayed a day or two as we adjust, but we are working hard, and working safely, to get you your orders asap.
- The 3 FIT Theory Team
Delivery & Returns
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Our Shirts Don't Shrink
United States “Sizing”
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Know Your Chest Size?

We kinda hate size charts,

But without knowing your body type and preferences, it's the best starting point.
Chest Size Chart
or
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Or, email us.

We're happy to help.

(We reply within 1 business day, if not sooner)
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Are you ready?
Got questions? We're here to help.   Contact Us ▸