Thought exactly the same - remind me of the ones which “supposedly” do the full fry ? In reality not the best idea !
Try a silicon spatula, very bendy.
Why not use a spoon to get it out
Worth reading the reviews for these on Amazon - apparently they don’t sit even and the egg leaks underneath. “Charity wristbands with a handle”.
Would not shell out for this, It will end up taking valuable space in a cupboard, a regular shape pan is far more versatile. Personally I don't care if my whites are not perfectly round.