Excellent for sweeping hard surface floors, this 24" x 5" dry dust mop head picks up dust and dirt that brooms leave behind. The replacement dust mop head is 100 percent cotton with a durable nylon mesh backing and a zipper closure that lets you easily attach it to the mop head frame and remove it when dirty. The mop head is machine washable for convenience, and can be sent out for laundering. The 24" x 5" dry dust mop head fits the Winco DM-24FM aluminum wire frame and most standard 24" mop head frames.