This coverall is made of SMS barrier material, a tri-laminate construction that offers a high tensile strength and toughness that is soft, drapable and easy to work in. The inner layer of polypropylene provides an excellent barrier against dusts, fibers, liquid splashes and sprays. Coveralls are ideal for maintenance, manufacturing, food processing, agriculture and much more. AeroTEX barrier provides superior particle holdout and excellent breathability. SMS coverall, elastic wrist and ankles.