EN ISO 20345:2011 S3 SRC CI HRO M - Ultralight microfibre - Comfortable fit due to seamless shoe design - Dust guard tongue - Reinforced, abrasion-resistant toe guard - Aluminium toe cap - Highly flexible, metal-free puncture resistance SECURA FLEX - Metatarsal protection SECURA META COVER - Functional lining made of breathable textile and microfibre - Replaceable comfort insole ERGO-SOFT ESD - Protection against electrostatic discharge - Multiflex® Technology - Outsole Perbunan Athletic ESD