Carbon Rings DesignsLogo Design Contest Logo Design Contest Contests / Carbon Rings Designs Carbon Rings Designs has selected their winning logo design. For $475 they received 83 designs from 15 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Annotation Delete We are sorry, but the time to edit this annotation has expired. Save Cancel Entries by tridoso Return to Contest Return to Contest Comment Activity Order by Ranking Entry Number Comment Activity To leave a comment please click on the logo. Prefers others. Prefers others. Prefers others. Prefers others. 2 Prefers others. Comment Activity tridoso commented on #12 Ok we will make the revision 5 years ago carbon rings commented on #12 would you be able to add a color to one of the rings? 5 years ago