Black Leather Upper Reflecto Waterproof Safety Boot With Steel Midsole And Toecap Style Number 5402 European Standard EN ISO 20345:2011 Rating Standard S3 Safety Features 200 Joule toecap protection; Closed seat region (fully enclosed heel); Energy absorption of seat region; Plus water penetration and water absorption resistance; Cleated outsole; Penetration resistance: 1100 Newtons; Anti-Static Toecap/Midsole Steel Heat Resistance to 200™°C Slip Resistance Rating SRC - Outsole Slip Resistance BS EN ISO : 20345:2011/ CLAUSE NO-5.3.5.2; Tested on Ceramic Tile/Sodium Lauryl - Heel part 0.28; Flat Contact 0.32; Tested on Steel Floor/Glycerol – Heel Part 0.13; Flat Contact 0.18. Size Range 6 - 13