Conforms to EN ISO 20345:2011 S3 HRO WR SRC. It has a 100% non metallic construction and features a slender, ultra strong fibreglass toecap and composite midsole which allows the foot the flex and move freely. It features recycled plastic bottle upper, webbing and lace materials that are durability rated, including an Activ-Tex® Waterproof membrane that is breathable, tested for 8 hours and also contains 60% recycled content. The outsole complex is a nitrile rubber outsole which offers unbelievable abrasion resistance whilst providing exceptional shock absorption and weight reduction. All day comfort comes from an Activ-Step® recycled footbed which is made from post consumer plastic bottles and foam. Offering best in class breathability, shape retention and arch cushioning.