Kleen Handler 48 inch Microfiber Dust Mop | Extra Large Washable Commercial Mop Head Replacement (Pack of 12) - Walmart.com
KLEEN HANDLER 48 Inch, Blue Washable Commercial Dust Mop Microfiber Replacement Head (12-Pack) in the Mop Refills & Replacement Heads department at Lowes.com
Amazon.com: 48" Industrial Strength Washable Cotton Dust Mop Refill Replacement Head for Home & Commercial Use for 48 Inch Frame Cleans Hardwood Laminate Concrete or Other Floor Systems : Industrial & Scientific