Directions for use: Put on robe and lie on your stomach in the sun for a few hours, keeping absolutely still. Remove robe. Hurt like hell.
Lovely pattern (if you like the human doily look). It's an anti-henna thing. Or a just-as-risky alternative to an inked tat. Or maybe it's a statement on getting Vitamin D fashionably without having to drink milk?
Frankly, I'm surprised I haven't seen this before. It's much more thoughtful than painting a "dork" sign on someone's chest with sunscreen, isn't it?