BreathActive Functional Lining Motion PWR Sole - Rubber outsole with high traction tread pattern. Heat resistant to 572° F, oil, slip , abrasion resistant for grip and durability. Motion PWR.FOAM Midsole - Unbeatable performance motion PWR.BEADS that are transformed into super-light, permently elastic foam midsole with an excellent and long lasting energy return of up to 70% providing superior comfort during long working days EVERCUSHIONPRIME FOOTBED - A contoured open cell polyurethane foam that is engineered to help keep your feet dry, provide support, shock absorption and cushion. Puma Safety uppers are made of breathable, tough woven polyester mesh that is seamless on the interior of the shoe for comfort and durability.