UltraSource Disposable Poly Lab Coats, Medium (Pack of 30) 100% microporous polypropylene material (spunbound fabric) that has excellent barrier qualities that are used to prevent contamination Breathable and highly elastic polypropylene protects against harmful dry particulates such as powders, fiberglass, sanding dust, dried paints, as well as certain liquid contaminants Front plastic snap closure makes putting on and removing the garment easy and provides more complete full-body coverage Fitted elastic wrists ensure a snug fit and reduces risk of snags or tears from bulky clothing Disposing of used lab coats prevents risk of contamination and make removal easy