Rock Fall Pro Man PM4004 Composite Shoe S3 SRC Black A more formal hardwearing shoe, made from black leather and featuring an Activ-Step® dual density outsole which ensures a high level of shock absorption. The PM4004 is 100% non-metallic, made using a lightweight and flexible composite midsole, along with a generous fitting composite toecap. As well as being antistatic the shoes also feature an EVA/foam padded anti-fatigue footbed