DURIN is a sturdy, slip on utility loafer, fitted with a shock-absorbing Energy Return System for lightness and comfort over long hours of wear. Oil and slip resistant, the sturdy outsole uses Sure Grip technology designed for maximum traction, and is able to withstand heat up to 60 degrees Celsius. An essential for hard workers. LEATHER Heat resistant sole up to 60 degrees Celsius Slip Resistant Sole, tested to Australian standards DURIN is a sturdy, slip on utility loafer, fitted with a shock-absorbing Energy Return System for lightness and comfort over long hours of wear. Oil and slip resistant, the sturdy outsole uses Sure Grip technology designed for maximum traction, and is able to withstand heat up to 60 degrees Celsius. An essential for hard workers.