The Demron® coverall is constructed with an integrated hood, heat sealed seams, and seam seal tape for added protection. Tailored for evacuation in a dispersed low energy environment. . The suit was engineered to provide protection during the evacuation of a dirty bomb. Due to advanced molecular design, the Demron® coverall allows for better heat dissipation than other impermeable protective fabrics, providing the user with a cooler core environment. The suit is an excellent shield of high-energy beta particles, such as those emitted from Strontium-90, and provides at least 50% shielding of gamma rays up to 130 Kev.