This is a combined synopsis/solicitation for commercial items, set aside for total small business participation, under NAICS 337910 with a 1,000-employee size standard. The requirement is for maritime-environment replacement mattresses compatible with existing shipboard berthing racks for NOAA Ship Rainier, with a firm fixed-price contract on an all-or-none basis. Offers will be evaluated for technical acceptability based on past performance, specification sheets, and an authorized OEM letter, with award to the low-priced technically acceptable offeror. Offerors must comply with the Buy American requirement and provide proof of U.S. manufacturing, along with an active SAM registration and required supporting documentation. Quotes must be submitted electronically; all questions must be submitted in writing via email.