Gas-tight, heavy-duty chemical protective clothing for handling incidents involving toxic and hazardous chemicals in gaseous, liquid, solid, aerosol, particulate, viral, and bacterial forms, as well as for contact with hazardous chemicals and toxins. It effectively protects against toxic and hazardous chemicals as specified in XF770-2008 "Firefighter Chemical Protective Clothing." The main fabric is made of flame-retardant and chemical-resistant rubber, equipped with an integrated large vision dual-layer face shield, integrated rubber chemical-resistant gloves, integrated chemical-resistant rubber boots, air breathing apparatus backpack. Exhaust valve, distribution valve, weighted belt.