UES VSGO Camera Sensor Cleaning Swab Type 3 (VSGO DDR23) for Full-Frame Camera Sensor (CCD/CMOS): Package of 10 X 24mm Cleaning Swabs Package includes 10pcs 24mm cleaning swabs for Full-Frame Sensors (Sensor Cleaner is NOT INCLUDED) Micrometer level fiber cloth absorbs and sweeps dust and invisible particles Super soft and flexible swab head spreads pressure evenly across the sensor Every sensor cleaning swab is made in a 100% dust-free environment and sealed in a vacuum package Guaranteed safe to your sensor if the cleaning instruction is followed