Rooted in the textile traditions of Guimaraes, Portuguese Flannel balances local craftsmanship with a contemporary sensibility. This 'Duke' shirt is made from a lightweight cotton-blend embroidered with tonal floral motifs and shaped with a convertible collar that enhances the relaxed feel.Lower Impact Materials. This product is made using at least 50% lower-impact materials or ingredients. Find out more about our Consciously Crafted criteria here.