This is a washable pad, Pocket Mop Pad with hook and loop strip closure is easy to install,keep mop and mop pads stick tightly, compatible with Shark steam pocket mop S 3500 S 3501 S3601 S 3550 s3801 S 3901 se450 s3601d s3901d , The pads standard-size 12.5 x 7.5 inches (32 x 18cm) perfect fit your shark steam mop.^ The excellent design both sides having the same microfiber material and texture for cleaning floor stubborn stains more effectively and easily. reusable, replacement , highly absorbent, anti-scratch, strong decontamination, non-depilation, durable and easy to clean^ The steam mop pad keeps your steam mop work well to clean the dirty mark, water stain, paper scrap, dust and lock pets hair on all sealed hard floors such as wooden floor, ceramic tile, marble floor, laminate floor and carpet ,Wont scratch or smear floor surfaces,to keep floor as clean as new and protect floor at the same time .^ There are 2 PCS steam pocket mop pads for shark in the package .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 steamer mop .^ The steam mop replacement pad for shark steam mop to clean the dirty mark, water stain, paper scrap, hair and dust on all sealed hard floors, including wooden floor, ceramic tile, marble floor, laminate floor .^