As part of Zegna's commitment to sustainability and traceability, the dark beige Oasi Lino overshirt is woven from specially sourced linen. This lightweight, breathable material is enhanced with a special jersey membrane for added structure. The casual overshirt is styled with the classic shirt collar and cuffs, while a hidden button closure creates a more streamlined silhouette.; 100% Linen The inspiration behind this Oasi Lino garment was Born in Oasi Zegna, our 100km² natural territory and the home of our values. Crafted exclusively from European-grown flax fibers that are certified as 100% traceable by 2024, Oasi Lino follows in the footsteps of our founder, who envisioned a vertically integrated system of producing textiles. Do not wash. Do not bleach. Do not tumble dry. Iron at max 110°C. Professional dry cleaning in tetrachloroethene and hydrocarbons, mild process. Color: natural