The present invention relates to a self-powered, footwear sanitizing system configured to substantially neutralize biological contaminants on the soles of shoes when a wearer of the shoes steps onto the system, the system has a method to generate sanitizing radiation of 254 nm (UVC), a means for delivering sanitizing radiation from the mat to the underside of a wearer's shoes and a piezo-electric or mechano-luminescence generator to power the system.