gradient and marble
http://melyne-nailart.com/2016/03/13/nail-art-degrade-et-effet-marbre-facile-video-tuto/
https://www.youtube.com/watch?v=PAUHCbY8niI&feature=youtu.be
http://melyne-nailart.com/2016/03/13/nail-art-degrade-et-effet-marbre-facile-video-tuto/
https://www.youtube.com/watch?v=PAUHCbY8niI&feature=youtu.be