There are so many mail forwarding services, so US-only shipping is not an ultimate barrier. However in this situation it's even more risky.
I did notice one more thing:
"Based in United States, mamo_9324 has been an eBay member since Jan 16, 2019"
"Based in United States, laugo-2331 has been an eBay member since Jan 16, 2019"
Is it coincidence?