These trainers are designed with safety in mind. If you are required to wear boots that will protect your feet from heavy objects or dangerous ground, then these are suitable. They have a steel toe cap and a steel midsole. Blackrock’s Dover trainer features a stylish black KPU and mesh upper with both steel toe cap and midsole protection. Its hardwearing, dual density PU sole is shock absorbent, anti-slip, anti-static and fuel oil resistant.