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Contact us
Found an inaccurate size chart, have a suggestion, or just want to say hello — reach out any time.
For general questions, feedback, or bug reports: hello@7tshirts.com
Reporting a sizing issue
If a calculator gave you a result that didn't match reality, please tell us the calculator name, the measurements you entered, and the brand you compared against (if any). Specific reports like this are the fastest way for us to improve accuracy for everyone.
Business & partnerships
If you're a brand, tailor, or store interested in working with 7TShirts, mention that in your email and we'll route it appropriately.