Three-layer fabric construction features a middle layer of microporus film that allows heat and sweat vapor to escape while protecting against dry particulates and liquid. Passes ASTM F1670/1671 testing for penetration of blood, body fluids and blood-borne pathogens. Denim Blue. Zipper Front; Storm Flap; Elastic Back, Wrists & A 24 Coveralls per Case 2X-Large