Flame-retardant undershirt made of high-quality merino wool with a good fit. High collar with zipper and extended back for warmth in cold weather. Wool retains heat even when wet and cold. Suitable for use indoors and outdoors. Washable at 60ºC on delicate cycle. Certified EN 1149-5, EN ISO 11612 A1, B1, C1 and IEC 61482-2 class 1. EBT 7.3 cal/cm², HAF: 78.6%.
