Magnum Viper boots are dependable shoes that have EVA fusion midsoles, which provides for lightweight power. Designed for maximum comfort, they are essential footwear for anyone who has to remain on his or her feet for hours at a time. These boots are built for hardworking men and women—from military personnel, law enforcement officers, fire and rescue and emergency medical technicians to couriers and construction workers. The outsoles are made of aggressive non-skid carbon rubber. Charged heel air cells and moisture-absorbent linings complement the action leather 900-denier nylon uppers. The most demanding situations are what the sturdy boots handle best.