by SHOWstudio on 8 April 2013. LIVE NOW! Iris van Herpen finalises her Crystallization dress! Tune in as Iris van Herpen and airbrush artist Darren Horton put the final touches on the designer's Crystallization dress. Watch the duo recreate black waves of water on the sculptural creation in our LiveStudio now! Comment Log into my account | Sign up Your Name Your Comment RefreshEnter the characters shown in the image. Not case sensitive.