Selected international designers, illustrators and artists were invited to submit designs for this one inch (25mm) button badge series. Stereohype sells B.I.O. (By Invitation Only) Series 6 badges separately and gives them away as a free surprise badge with selected Stereohype T-shirts. B.I.O. Series 6 includes artworks by Andy Prince, Julien Rivoire / Bastardgraphics, Carole Guevin / Netdiver, FL@33, Gianni Oprandi, Sebastian Onufszak / In Graphics We Trust, Jean-Claude Chianale, Jo Taylor, Martin Lorenz / TwoPoints, Matt Siber / Siberart, Nick Cannons, Pierre Vanni, Samuel Nyholm and Jonas Williamsson / Reala, Alex Haigh / Thinkdust, Jonathan Kenyon and John Glasgow / Vault49, Mathies Møller Højmose / Visual Flavour. Released: May 2007