Yes, it'd be for my keys mainly and from what I've seen you can fit quite a bit in them (they're 8.5 x 8 cm.). I might get another one for actual coins but don't want to get carried away which would be easy with all the pretty colours available. At least on the EU Hermès site, the US site has less choice, I think.That’s beautiful. Are you going to put keys in there? Are you sure they will fit?
Here's a lovely lady on YT unboxing a Bastia and showing what can fit inside, keys for ex.: