Microfiber Looped-End Dust Mop Heads, 48 x 5, Green, 12/CartonEngineered with continuous filament bi component Microfiber yarn along with blend mop yarns, providing superior cleaning efficacy. Works with standard dust mop handles and frames and withstands up to 100 launderings. Doubles the durability of standard dust mops be withstanding two times the laundry cycles at 160 F wash temperatures. Note: This is a non returnable item.