This mop has very absorbent strands and a sturdy construction that stands up to any floor surface, including stone and concrete. Does not contain cotton. Absorbs 5 times it weight. This mop with Cut-Ends is made of a 4-ply rayon fiber yarn that prevents the growth of mold and mildew. It has a 4 row stitched narrow band made of heavy duty ply coated mesh that is chemical resistant and withstands laundering. It is ideal for rugged cleaning on rough surfaces and high traffic areas. Perfect for commercial and industrial floor cleaning, this mop can also be used for regular or restorative floor care. Its narrow band makes it compatible with a STEP-N-GO wet mop handles or a SNAP-2-GO mop handle.