DURABLE SOLE TECHNOLOGY The SDR16SI safety shoe is a pocket rocket of protection with full grain leather, abrasion resistant DDR sole resisting 300C heat, steel toecap and protective midsole. Ideal for petro-chemical industries due to it’s full rubber sole system (midsole and outsole). Safety Standard: EN ISO 20345:2011 S3 Additional Protection: HI CI HRO SRC Product Code: SDR16SI Sizes: UK 5 – 13 (inc 6.5 & 10.5), Continental 38 – 48