This opportunity is for a firm-fixed-price purchase order to supply 450 custom black male insulated jackets in sizes from X-Small to X-Large, featuring a USMC logo embroidered on the left chest, waterproof/breathable fabric, and specific construction details. The jackets must be delivered on or before September 30, 2026, and must include shipping and handling. Offerors must submit quotes electronically, provide a signed copy of the solicitation amendment, and review the specified instructions, evaluation factors, and applicable clauses. The amendment provides answers to industry questions and corrects a typographical error on page 19. Manufacturing must comply with USA origin requirements or DFARS clause 252.225-7036.