The Wren polo shirt is finely knit from a lightweight lyocell-cashmere blend, offering a soft, fluid feel. An open polo collar lends structure to the neckline. Lyocell-cashmere blend. Open polo collar. Short sleeves. The Reiss x Les 100 Ciels collaboration embodies contemporary refinement, with exquisite knitwear and elevated basics at its core. This carefully curated selection of versatile staples seamlessly complements your existing Reiss wardrobe.