Eastman, which manufactures Naia cellulosic yarn, has joined the Milan-based C.L.A.S.S. (Creativity Lifestyle And Sustainable Synergy) to support the fashion industry’s shift toward a circular economy. The partnership followed Naia showcasing some 100 on-trend fabrics from more than 20 partner mills at Première Vision Paris. “Responsible innovation means embracing new business models and encouraging businesses…