EN20345:2011 S1P SRC CE New seamless technologies. Extra light & comformtable safety shoes. Seamless unidirectional woven uppers. Textile upper improves breathabilit. Additionally, the toes flooded areas protects against mechanical damage. Three layers air tunnel textile lining for utmost breathability. Special microcells have great absorbance and deabsorbance features. Extra light and thin Aliuminium safety toe cap. Takes minimum space in the inside of the shoe, that makes utmost comfort. Pierce-resistant 'no -metal' midsole, in comparison to the classical steel midsole is lighter, more flexible and safe since it can be directly stitched to the upper, therefore protecting the entire sole area. Polysoft, Anatomic insole made from soft polyurethane, with open pockets in the area of the foot support. Soft & flexible EVA inner layer sole. Antislip, antistatic and hard wearing Rubber layer outsole. Ensures a stress-free fitting and natural comfort through the day. closed with velcro All images are for illustration purposes only.