The product seems to be of good quality, but it's worth noting that the founder's behavior may not be desirable. It's important to keep this in mind when deciding whether or not to make a purchase.
I can't reply to his comment below (somehow, the option is not there), so for Oliver's information, I was his customer for more than 2 years, and his attitude again clarified, showing how much he respects his customers.
If anyone wants proof, then I'm happy to share more details in messages.
