Feel safe, secure and protected while working. Our base layer is made of an advanced heating and flame tolerant material that solidifies at high level of heat and creates a permanent protection. Recommended temperature +5°C to -20°C. Certified according to EN ISO 11612 (A1, B1, C1) , EN 1149-5, IEC 61482-2, class 1. EBT 4, 4 cal/cm², HAF: 69, 1%