Ultra heavy-duty protection, trainer like fit, Fit perfected with Dunlops innovative Snug-fit that eliminates heel slippage and foot fatigue, Extremely durable Purofort outlasts the competition , Purofort keeps for feet warm when its cool and cool when its warm, Unrivalled cold protection from the harshest weather down to -60C/-78F, Full Safety light weight heavy duty protection composite toe cap and midsole, SR rated outsole designed for maximum grip in harshest conditions, Tread wear indicator to monitor outsole performance, Dunlop Slip innovation centre tested beyond the limits to ensure ultimate grip on thetoughest terrain, Oil resistant outsole with antistatic properties, Ladder grip,100% waterproof protection, EN ISO 20345:2022 S5L CI CR SR FO LG