McKesson Disposable NonSterile Elastic Non-Skid Shoe Cover is made of durable, spun bonded polypropylene that is fluid-resistant. It is designed with non-skid strips applied to the soles that help cut down on accidental slips and falls. The elastic tops help to ensure a snug fit. It is cool and comfortable to wear. It is for single use. It is not made with natural rubber latex.