Have had a few hours with them so far, I like them, similar sounding to my HE-560 IMO. Couldn’t get a good seal at first so swapped the pads with the HE-560 which seems to be a bit thicker and firmer. The build quality isn’t so bad too. Here’s the internals I took while swapping pads:
Compared with the HE-560:
Build quality isn’t so bad, I was expecting worse. Feels solid.
Oh, and here are the pads side-by-side. I believe one’s the Focas A pads? Not sure. They’re definitely firmer than the HE6SE (Pali?):