3.6.5 produces and markets writing products. With its products, the company expresses the genius and the creativity of the designer Giuliano Mazzuoli, who for quite some time now has dedicated himself also to the conceptualization and manufacturing of prestigious wristwatches like Manometro, Contagiri, Trasmissione Meccanica, and Carrara which are appreciated and worn by many celebrities. Fountain pens, ballpoint and roller pens, and pencils come from the homologation of the classic canons of writing objects to reveal an authentic identity that combines project research, function and renewed aesthetics even in the selection of modern colors.