Made from a breathable patented Microforce Barrier SMS Fabric that offer significantly improved barrier protection on submicron size particles (0.26 micrometers). Strong and abrasion-resistant for extended wear. Offer protection against dry particulates and light liquid sprays. Designed with elasticized wrist, ankles and waist for a more comfortable fit. the contour hood allows easier movement and greater comfort fit. The contour hood allows easier movement and greater comfort. In addition, a covered zipper flap provides extra protection from potential liquid or particulate contamination.