Product : Composition : Structure in rubber ; protective toe cap in aluminum/titanium Professional use : Against impacts and toe crush injuries Aluminium/titanium toe cap : 50% lighter than steel but just as resistant Velcro comfort strap: 3 sizes from 34 to 50! Color-coded sizes : identify the size at a single glance Antislip sole from Tiger-grip technology with self-cleaning studs Certifications : SRC: SRA/SRB SRA*: 0.54 (Standard: 0.32) (*) SRA: Anti-slip coefficient on ceramic floors with detergent SRB*: 0.62 (Standard: 0.18) (*) SRB : Anti-slip coefficient on steel floors with glycerin NF EN 12568 – Toe cap resistance : 200 joules resistance and resistant to crushing under max. Load of 1500 DaN Storage and maintenance : Hand and machine washable – Let them dry naturally Store in a dry place, away from temperature variation. Do not use below a temperature of -25°. Not used and stored in its bag, the overshoes have a lifetime of 10 years. EUROPEAN DIRECTIVE : 89/686/CE (personal protective equipment) Standards: European Standards: CE Certification: 0075/1344/161/10/11/0586 Oil resistance (FO) NF EN ISO 20345 / 2012 NF EN 12568 American Standards: ASTM F 1677-2005 ASTM F 2412-11 ASTM B 117-2009 Canadian Standards: CSA Z195-09 Certified Organism : CTC N° 0075/69367 Lyon – France Marking: CE PEE Certified