Martina Big, 36, who is from Germany, and her husband Michael Eurwen, 38, who both injected Melanotan, a synthetic hormone to darken their skin have announced that they are planning to permanently White model Martina Big who 'identifies as black' reveals plan to 'move to Africa' as she risks sparking MORE outrage White model who 'changed race' says she empowers black women after EXTREME tan injections Daily Star Alem passa por procedimento para ter pele negra: Sou transracial White model Martina Big, who now a ''black' after taking tanning injections, announces plans to move to Africa. Meet the tanning addict on a quest to turn herself into a 'new exotic barbie' Metro News