Manufacturer: Not specified (China). Model: ULF-9501. Date of manufacture: Not specified. Owner: Individual. White single-use protective respirators ULF-9501, FFP2 NR protection class, designed for respiratory protection from dust, fine solid and liquid particles, and aerosols in the air. The respirators have a face-hugging design, elastic straps, and a nose clip to ensure a proper fit. According to the manufacturer's labeling, they are classified as FFP2 NR filtering.