LTWHOME Replacement Pads Suitable for Shark Pocket Steam Mop S3550 (Pack of 6) These pads suitable for Pocket Steam mop s3550 s3501 s3601 3 SETS (6pcs) Mop Pads:Each Sets Have:1 Rectangular Pad & 1 Triangle pad Made of 80% polyester and 20% polyamide Safely and Effectively Cleans all Hard-Floor Surfaces Machine Washable and Reusable