Veteran industrial designer Carl Liu, who’s worked for everyone from Designworks to Disney, Astro Studios to Motorola, designed these headphone holders apparently as a personal project. The first is a monolithic wooden piece:
The second offers additional desktop storage:
And the third is wall-mounted, designed with a removable plug that provides the mounting point.
The rest of Liu’s book, which runs deep, is well worth a look.
Source: core77