The Department of Defense, specifically the Army Contracting Command, is soliciting proposals for a firm fixed-price contract to supply various thermal insulation products, including LINER-SE, ENDWALL, THERMAL LINER, BARREL, and THERMAL LINER, AA ENDWALL, with specified quantities and National Stock Numbers. These products are critical for military applications, particularly in collective protection equipment, ensuring operational effectiveness in various environments. The procurement includes a Technical Data Package with restricted access, and all shipments must adhere to military preservation and packing standards, with delivery to DLA Distribution Red River in Texarkana, Texas, required within 150 days post-award. Interested vendors should direct inquiries to Jonice Green at jonice.d.green.civ@army.mil and ensure their proposals are submitted by the extended deadline of June 26, 2025.