Water and Abrasion Resistant Microfiber and Ripstop Polyester UpperCompletely Metal Free and LightweightMoisture Wicking and Breathable Lining made from 50% Recycled ContentReinforced Moulded TPU Toe BumperMoulded Rear Heel OverlayESD Rated for Electronic Devices Protection from Electrostatic DischargesLightweight Composite 200 Joule Safety Toe CapFlexible Composite Midsole for Underfoot ProtectionOpen Cell PU Footbed for lasting cushioning and moisture management HH Dual Stride Technology Midsole Combines EVA and eTPU for Optimal Cushioning and StabilityDurable HELLYGRIP Rubber SRC Slip Resistant Outsole Sole is Resistant to contact Heat up to 300 Degrees CentigradeSole is Resistant to Acids, Oils and AlkalisOfficial Safety Rating EN ISO 20345 2022 S3L FO HRO SR. BS EN IEC 61340-4-3:2018 - ESDAvailable in Sizes UK 2 through to UK 13 WE ENDEAVOUR TO DELIVER YOUR HELLY HANSEN PRODUCTS AS SOON AS WE CAN OCCASIONALLY HH ITEMS ARE SENT FROM THE HELLY HANSEN WAREHOUSE IN HOLLAND