Conforms to -40c, MM, 440V a.c.nv, EN 50365, 1000V A.C and EN 166 1.F. Exceeds EN397 offerng one of the largest protection zones. Ventilation helps reduce temperature by and average of 2-3 degrees. International slot fitting conforms with Surefit attachments. 6-point terylene webbing provides all day comfort and balance. EasyJust harness adjustment system with fully absorbent leatherette comfort band. Includes Sureslide retractable eyeshield.