The Magni Evolution Winter safety boot from Helly Hansen features Ortholite X25 Hybrid Footbed that is lightweight and breathable, providing long lasting cushioning and moisture management. Helly Tech Waterproof Membrane. Dri Blaze Lining for additional warmth and comfort. Primaloft insulation. Moulded TPU toe bumper. Moulded heel overlay. Reflective Details. BOA Fit System - M4. Composite safety toe. Metal free nail penetration protection Safety Rating: S7L CI FO HRO SR 200J Composite Toe Cap Composite Penetration-Resistant Midsole Wide Fit Oil-Repellent & Chemical-Resistant Sole Not Tested for Sole Heat Resistance Waterproof ESD Sole Shock-Absorbing Heel & Sole Reinforced Heel Safety Rating: S7L CI FO HRO SR 200J Composite Toe Cap Composite Penetration-Resistant Midsole Wide Fit Oil-Repellent & Chemical-Resistant Sole Not Tested for Sole Heat Resistance Waterproof ESD Sole Shock-Absorbing Heel & Sole Reinforced Heel