UNE-EN ISO 20347:2012 Regulation Level of protection OB+SRC+E Made 100% in EVA material INESCOP REACH seal (Guarantees the absence of substances regulated by the EU for the protection of the user and the environment) Anti-static, the heel prevents electrical sparks Washable up to 30º Only 125 grams. on each foot flexible non-slip antibacterials Comfortable Anatomical and ergonomic shape Waterproof Unisex Marking : According to the characteristics defined in Directive 89/686/CE.