The Leifheit mop head Clean Twist Micro Duo has a dual fibre composition that gives it double the cleaning power. The special bristles stick out a little bit and take the dirt out of every gap. The microfibres have microscopically small gaps to remove the all of the dirt and water. The mop head is washable at 60°C and will not lose its cleaning power, even after repeatedly having been washed and can be easily connected to a handle.