Keep your floor sparkling clean, with a unique, larger divided sponge that covers more surface area. Dual-sided roller mop provides a thorough cleanthe sponge side cleans while the scrubber side removes scuffs. Easily change out the old mop head for a new oneswapping is a snap. Refill designed to work with the Mr. Clean Heavy Duty Roller Mop sold separately. Head Type: Sponge Application: Floor Mop Head Style: Foam Roller Mop Head Size: 12 x 3 3/4 x 2 13/20.