Brand: DR MARTENS Description: Nevis ST Black Safety Boot Sizes: 6-13 European Standard: 'EN ISO 20345 : 2011 Rating Standard: SBP Safety Feature: Basic safety protection 200 joule; Penetration resistance offered by a steel or composite midsole: 1100 Newtons; Heat resistant outsole up to 300˚ Steel: Midsole Anti-Static:  No Heat Resistance:  300 Degrees C Oil Resistant: No Slip Resistance: SRA - Outsole Slip Resistance BS EN ISO 20344:2004/A1:2007 (5.18); Tested on Ceramic Tile/Sodium Lauryl - Heel part 0.28; Flat Contact 0.32;