LEC Geki-Ochkun High-Density Brush Toru-Loop (Handy) Reusable Dust Remover / Keeps Mop Clean When Passed Through Case, Set of Three Always keep your mop clean!! Just insert it into the case to remove dust and dirt!! 【How to Use】 (1) Insert the dirty mop, after wiping off dust and dirt, into the case. (2) By pulling out the inserted mop, dust and dirt will accumulate in the case, and the mop will return to a clean state. (3) After use, open the case and discard the accumulated dust and dirt. ※ Inserting and removing the mop into the case frequently will maintain the mop's wiping performance. 【Care Instructions】★Brush: If the brush becomes noticeably dirty, brush off the dirt by hand or vacuum it. Do not wash with water. There is a risk that the high-density brush may detach from the handle or its performance may deteriorate. ※ The brush cannot be replaced. ★Cleaning Sponge: If the sponge becomes noticeably dirty, remove the dirt with tape or vacuum it. Do not wash with water.