AlphaTec 4000 fabric is a high-quality material designed to provide an outstanding barrier to 190 organic and inorganic chemicals as well as biological agents. The unique, multi-layer fabric is brilliantly robust yet its non-woven inner layer provides great Comfort against the skin, making it ideal for this protective suit, which features elasticated hood and cuffs, ultrasonically welded and taped seams, and a double zip closure to ensure a tight barrier to workplace hazards.