Arc-fault-tested underpants, protection class APC 1 (box test 4 kA/0.5 s) as per EN/IEC 61482-1-2; Arc Rating – ATPV (open arc) = 4.1 cal/cm² as per EN/IEC 61482-1-1. Certified in compliance with the PPE regulation (EU) 2016/425 on personal protective equipment. Size 3XL.