IRO Hilco Tee in Taupe. - size S (also in M) IRO Hilco Tee in Taupe. - size S (also in M) 100% linen. Hand wash cold. Slub knit fabric. Cuffed sleeves. Made in Portugal. IRO-WS217. 19WWM19HILCO. Launched in 2002 by French brothers Laurent and Arik Britton, IRO combines vintage-inspired prints with city style. Their collection features an ever-changing color palette and styles that range from wardrobe staples to on trend pieces.