20 OZ. Wet Cotton mop head with 4-ply premium Natural yarn 36″ long with looped end construction to help prevent lint, fraying and unraveling. Designed for heavy-duty use. Mop has a durable double-sewn 1-1/4″ wide cotton twill headband. This tangle free mop is for use with clamp-style mop handle. Machine Washable. Manufactured by Mississippians who are blind or visually impaired.