40% polyester, 32% viscose, 15% acrylic, 13% polyamide. Chest: XS: 91.5cm (36"), S: 96.5cm (38"), M: 101.6cm (40"), L: 108cm (42.5"), XL: 115.6cm (45.5"), 2XL: 125.7cm (49.5"), 3XL: 135.9cm (53.5"). Hand wash only.