We're looking to buy an amount of NBC suits / Chemical suits in all sizes, protecting from various gases and vapors, and also all chemical and biological agents-meant for escaping hazardous areas. The product MUST be NFPA certified, CE mark would be better. Certifications WILL be required. The suit has to be strong and durable, and also fit for a gas mask or an escape hood. The suit should also include elastic armbands for maximum isolation from the environment. The suit should be similar to the picture