The boots are lightweight and have improved grip pattern. A reinforcement around the heel fixes the heel and protects against impact over the ankle. A membrane makes them waterproof and a mesh lining provides good breathability. Security class S3 SRC. CertificationsEN ISO 20345:2011 S3 SRC Material CompositionPU/PU FunctionalityAntistatic properties Breathable insole Double shock absorption zones ESD approved (confirms with IEC 61340-5-1) Oil resistant outsole Padded boot shaft Shock absorption zone Toe reinforcement Waterproof FitWide fit ToeCap MaterialAluminium UPPER MATERIAL: Oily treated leather Insole MaterialTextile, soft PU, shock absorbtion zone in gel, TPU support, polyester-based conductive thread Lining MaterialPolyester Ideally suited for the following professionsCraftsman,Driver,Gardener,Road Worker,Construction Worker,Bricklayer,Tile Layer,Sheet Metal Worker,Roof Layer,Concrete Worker,Lumberjack Key Product FeaturesWaterproof, Breathable, Slip Resistant/SLP, Toe Cap, Oil Petrol or Chemical Resistant, S3 We deliver Blaklader Workwear 2318 S3 Work Shoe worldwide.We specialise in shipping almost anywhere in the world securely at competitive prices - across UK, US, Canada, Ireland, New Zealand, Europe - securely and fast at competitive prices