The SALAV 2-Piece Mop replacement set is designed to be used with the SALAV Pet Motion Vibrating Steam Mop. The replacement pads securely attach to the SALAV Steam Mop and are easy to remove for washing. The pads are machine washable, non-abrasive and easy to use and replace. It's safe to use on wood, vinyl, laminate, marble, tile and more. The MP-403 is compatible with SALAV Steam Mop STM-403 (Steam Mop Sold Separately).