These are a high quality replacement set of 2 pads designed to fit HAAN SI25, SI-40, SI-60, SI-70, SI-35 Steam Mop, SV-60, or MS-30 Steam Cleaner Floor Sanitizer Models. These replacement pats replace HAAN Part RMF-4 HAAN''s Ultra-Microfiber Cleansing Pads foruse on HAAN Floor Sanitizers. This replacement pack includes two blue pads. To attach these pads, they attach via velcro to the underside of these HAAN models: HAAN SI-35 HAAN MS-30 HAAN SV60 HAAN SI-25 HAAN SI-40 HAAN SI-60 HAAN SI-70 The pads are designed to be larger to allow for no touch pad attachment and removal, this will allow you to remove a dirty pad without touching the bottom of a dirty pad. You mach machine wash these pads for reuse but it is not recommended to use the dryer, air drying will provide you with more uses. * Not for use on the HAAN FS-20, FS-30 or FS-50 (please refer to MF-2, MF-2P, or MF-4 Ultra-Microfiber Cleansing pads). This is a generic product designed and engineered in the United States by Crucial Vacuum. This is not a HAAN OEM product and is not covered under any HAAN manufacturer''s warranty. Please check your manufacturers warranty with regard to the use of non-OEM parts. Crucial Vacuum provides no warranty or guarantee with regard to the product or its compatibility with your HAAN product. Any use of Crucial Vacuum non-OEM products in your HAAN product is done at your own risk. The HAAN brand names and logos are the registered trademarks of their respective owners. Any use of the HAAN brand name or model designation for this product is made solely for purposes of demonstrating compatibility.