Hook and loop fastening - strong and durable. Ergonomically formed aluminium toe cap. Mid-sole of special textile material. Stabilising multi-function shank with integrated absorbing cushioning. Sole of PU/rubber with extreme slip resistance. Heat resistant sole up to 300°C contact heat. The sole is oil and petrol resistant and resistant to certain chemicals. Profile depth 2.7mm. Ladder grip. Light moulded scuff cap. Shock-absorbing insoles are removable, durable and ergonomic. Absorbs and removes moisture. Textile breathable lining. Heel cap. ESD Approved to DIN EN 61340-4-3. Certified to EN ISO 20345 2011, safety class S3 SRC, HRO.