The Carlisle 369448B14 Flo-Pac Medium Looped-End Mop Head is highly absorbent is constructed with a durable blended 4-ply yarn. The looped-end construction provides greater floor coverage and is constructed with a synthetic / cotton blend. Mop head is not pre-shrunk. Simply attach to your mop head to a compatible handle (sold separately). Mop head measures at 18 inches long.