The Born Free Africa initiative, which aims to end mother-to-child HIV transmission in Sub-Saharan Africa by the end of 2015, has announced a collaboration with Vogue, Shopbop.

com, Mac AIDS Fund and 22 top designers. Isabel Marant, Gisele Bündchen, Stella McCartney and Victoria Beckham are among those who've created pieces including dresses, scarves and children's clothes using prints by Kenyan artist Wangechi Mutu. The clothes will be sold on Shopbop, with all proceeds going to Born Free Africa.