Acton Roosevelt Black A9116-11, have a patented 4GRIP non-skidding natural rubber outsole preventing you from slipping, and falling on dry, wet or oily surface. Features: Steel toe protector. Non-metallic, anti-perforation, lightweight, very flexible, non conductive of heat, cold and electricity Wellmax insole Non slip 4GRIP outsole CSA grade 1 and ESR certified Ironclad microfiber Breathable Taibrelle synthetic lining Removable EVA insole with anti-fatigue foam at the heel Padded collar Conservative look to fit into various environment Easy to slip on Easy care Aegis antimicrobial treatment