This thermal vest is the perfect baselayer when working in the cold outdoors. The men's thermal vest is crafted from a polycotton fabric, providing comfort and durability; the perfect blend for busy workers. The short sleeves keep you agile. Fabric Polycotton Weight 220gsm Specification Lightly brushed for maximum comfort. Short sleeved. Washing Instructions Cool machine wash with pure soap flakes. Do not bleach. Do not tumble dry. Do not iron. Do not dry clean. Sizes: S 37/38" M 39/40" L 41/42" XL 43/44" 2XL 46/48"