This is a professional steam cleaner pad for shark steam pocket mop s3601 s3500 s3901 series .What's the difference between a professional pad and a regular pad : <br><br>1.The pads standard-size perfect fit your steam mop such as you can easy to replace pads for your mop with stretch enough to fit over the mop, mop and mop pads stick tightly.<br><br> 2. Made of high quality fiber material and tight needle and thread design, not falling apart and shrunk after washing. <br><br>3.Keep cleaning perfect with your steam mop . <br><b>Suggesting:</b><br><br>Recommend to replace professional pads every 2-3 months to keep your shark steam mop pad is cleaning high-performance to be in order to extend the life of your shark steam mop cleaner .<br><br><b>Compatible with Shark Steam pocket mop steamer</b> <br><br>1.Shark Professional Steam Pocket Mop S3601 S3601W S3601C S3601CO S3601D S3601K S3601Q S3601WC <br><br>2.Shark Steam Pocket Mop S3501 S3550 S3501SPN S3501WM <br><br>3.Shark Professional Steam Pocket Mop S3801 S3801CO.<br><br>4.Shark Lift-Away Professional Steam Pocket Mop S3901 S3901A S3901C S3901D S3901Q S3901FS S3901K S3901WM S3901W S3901WC .<br><br>5.Shark 2-in-1 Steam Pocket Mop S2902.<br><br>6.Shark Slim Professional Steam Pocket Mop S3450 S3452 S3455K.<br><br>7.Shark Professional Lite Steam Pocket Mop SE400.<br><br>8.Shark Professional Steam Pocket Mop SE450.<br><br>There are 2 PCS pocket steam mop pads for shark . <br><br><b>How is the steam mop pad ?</b> <br><br>They are made of high-strength Microfiber , double-sided mop pads with both sides having the same microfiber material and texture , Sandwich mesh lining allows the steam to release outwards more easily . high thread design to avoid  fall apart and shrunk after washing. <br><br> reusable, replacement , highly absorbent, anti-scratch, strong decontamination, non-depilation, durable and easy to clean .ceramic tile .