O-Cedar MicroTwist Microfiber Twist Mop Head Refill. It has an extra-large 16" head that covers more surface area in less time. It features tangle-free microfiber strands that trap and absorb dirt, dust, hair, and moisture from floors. It efficiently removes 99% of bacteria with water or your favorite cleaning solution. Designed for use with the MicroTwistTM Microfiber Twist Mop, this refill has a push-button release for quick change on the mop head and a buffing pad on the end for extra cleaning power. The microfiber absorbs spills and dries surfaces faster, making it a great choice for quick clean-ups.