ICER'S XT™ are the best anti-skid detachable safety soles in the world. These safety soles are designed for extreme difficult conditions and for situations that demand performance far beyond normal use. The ICERS Extreme are ideal for letter carriers, construction workers, outside city workers, hikers, farmers, forest workers, rescue workers, military and police forces, fire fighters, fishermen, hunters, petroleum industry workers, joggers, or anyone who needs extra traction on their shoes for icy conditions. Hydro workers and Power Corporation also wear ICER'S XT™