Integrity blue sponge cleanroom mop head integrity 600 1000 the integrityreg blue sponge foam cleanroom mop head is manufactured from a fine pored polyurethane foam it has been designed for cleaning and disinfecting all types of controlled environments and exhibits exceptional abrasion and tear resistance the mop head is ideal for cleaning and disinfecting applications requiring high absorbency and very low particulate generation and is perfect for cleanrooms laboratories and any other