The Brady PCK-6 is a thermal transfer printer cleaning swab. These pre-saturated cleaning swabs are designed to effectively remove dirt and other contaminants from the print head within a thermal transfer printer. The swabs are pre-saturated with EZ Clean 01 Isopropyl Alcohol (IPA) solution. It is used on thermal printer heads, belts and rollers. The package contains 50 individually wrapped cleaning swabs. It is used for fast and convenient printer cleaning solution.