Including 12 swabs specifically sized for medium format sensors, this VSGO Cleaning Swab with Cleaning Fluid Kitfeatures an alcohol-free cleaning fluid that allows you to clean your sensor without leaving streaks or blemishes or damaging its optical coating. Additional Details • 12 cleaning swabs sized to sweep away small particles and smudges from medium format sensors • Screen cleaner can use the power of ultrapure water to clean stains without leaving streaks or blemishes—safe for all electronics, coated lenses, and screens • Ergonomic, comfortable swab design • Able to clean sensitive sensors, optical lenses, filters, LCD/plasma displays, CCD/CMOS or other photosensitive parts, as well as the edge of palms, computers & PDA, mobile phone accessories etc. • Swabs produced in a 100% dust-free environment and vacuum-sealed • Snug fit against the sensor to ensure efficient cleaning • Swab head, made from micrometer-level fiber material, can absorb and remove microscopic particles invisible to the naked eye