Well, Hela keeps her strength and beauty if she has some part of her robe/cape on her... I guess she's using it as a blanket to lounge in seductive poses... not that I mi- what are we talking about?
And it's not a vest. It's a crop top. I've been staring at them for the last 30 minutes doing hard research on these things.
And having a Valkyrie fight a Greek War God should be interesting.