Quality microfiber is ideal for all general purpose cleaning. Designed to collect and trap dust and dirt particles. Mop pad is machine washable. Engineered to withstand repeated launderings. 100% Spilt Microfiber Flat Mop; Wet Mop; Nylon Velcro Backing. Head Type: Microfiber; Application: Floors; Mop Head Style: Microfiber; Mop Head Size: 18 x 5.