The U.S. Navy seeks information on lightweight and protective Chemical, Biological, Radiological, and Nuclear (CBRN) ensembles for its personnel. The goal is to procure COTS solutions that minimize physiological strain and enhance interoperability while offering superior protection against hazardous agents. Respondents are requested to provide detailed product descriptions and relevant test data, focusing on protection, durability, and cost, by 13 September 2024.