Relish Guitars are made out of aluminium. I had already heard about their product and thought it was interesting to learn some more about their technology. Here's an extract below of the video interview with Sylvan from Relish Guitars.
Extract of the interview
The video above is an extract of the interview
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The Backstage Pass will allow you to view as well as the other interviews done in Berlin with guitar building legends such as William "Grit" Laskin, Michihiro Matsuda, Juha Ruokangas and many more.