Contest Design the coolest penis rings
We already have a successful line of vibrating penis rings, to get an idea visit http://www.ovo.de/en/category/rings. The new line will be different, though, ovo is a line created with a white, clean
3D Model Vibration rings
contest hosted here on CadCrowd. URL: https://www.cadcrowd.com/contest/841-design-the-coolest-penis-rings Additional renders: http://lukabertoncelj.blogspot.si/2014/10/natecaj-oblikovanje-vibracijskih