These Blue Polypro Non-Skid Shoe Covers with white treds are perfect for protecting shoes from disastrous leaks or spills, and allow users to keep their own shoes on while in the workplace. Highly useful for preventing the spread of infections in hospitals and other institutions, these shoe covers are made from lightweight polypropylene. Equipped with a non-woven, fluid repellent surface, these covers help keep shoes clean in any environment while also protecting them against light chemical splashes or hazardous particulates. They can comfortable accommodate any shoe size as they come fitted with an elastic perimeter.