APS-C Frame (CCD/CMOS) Digital Camera Sensor Cleaning Swab Type 2 Cleaning Kit (Box of 12 X 16mm Swab + 15ml Sensor Cleaner) Package includes 12pcs 16mm cleaning swabs for APS-C Sensors AND 15ml Sensor Cleaner Every sensor cleaning swab is made in a 100% dust-free environment and sealed in a vacuum package Super soft and flexible swab head spreads pressure evenly across the sensor and cause NO damage The sensor cleaner is made from ultrapure water, clean sensors without leaving streaks or blemishes The sensor cleaner is safe for both CCD and CMOS image sensors