Tencel Twill: 50% Tencel (derived from wood-pulp) / 50% Polyester. A men's tailored, set-in-sleeve, longsleeve, collared full-button with scooped hemline, button-down collar accent, and chest pocket. Made from Tencel, an ECO fabric derived from wood-pulp, it features sturdy double-needle stitching and Italian-inspired styling. Ideal for the well-dressed man. This item is bluesign® safety; every component of this product meets the highest environment, health and safety standard.