Andoer 6 PCS CMOS CCD Cleaner Swab Sensor Cleaning Kit for Camera Filters This set comprises of 6pcs cleaning bar. With unique micro-fiber head material, it is excellent and ideal assistant to Photographic & Optics apparatus cleaning and maintaining. Head of cleaning bar has viscidity, effectively clean the optical sensor. Comes with a plastic cover to protect head of cleaning bar. Packed in good-quality box.