50% Merino Wool, 50% Polyacrylic. Fabric: 12 Gauge, Knitted. Design: Plain. Hem: Knitted. Neckline: Knitted, Standing Collar. Cuff: Knitted. Sleeve-Type: Long-Sleeved. Fit: Tailored. Fastening: Full Zip, SBS Zip. Sustainability: Amfori, BSCI, Oeko-Tex Standard 100 Certified. S: 38 in. M: 40 in. L: 42 in. XL: 44 in. XXL: 47 in. 3XL: 49 in. Ref: UTPC8136