Stage II Dust Mopping. With the microfiber split-fiber technology, these pads are the perfect tool for dusting applications. With these pads there is no lint tracking. Fringe edges provide additional cleaning along baseboards and hidden areas. Lightweight and smooth for ergonomics. Tuway's rating, GOOD. Microfiber/acrylic 70/30 yarn blend, wrap knitted weave. Nylon looped velcro backing. Microfiber material inhibits airborne dust distribution in mopping process.