LTWHOME Microfibre Triangle Steam Pocket Mop Pads Fit for Shark S3501, S3601, S3801CO, S3901(Pack of 6) This filter pads is custom

This filter pads is custom designed and manufactured for Zoo Med's 501 External Filter

These filter pads are one of the alternative to the original brand

Packing include: 12pcs white fine filter pad

12 x 20PPI pads

also fits for 300l/h Aquarium Internal Filter

LTWHOME Microfibre Triangle Steam Pocket Mop Pads Fit for Shark S3501, S3601, S3801CO, S3901(Pack of 6) This filter pads is customPack include: 6 pcs triangle mop pads. Size: 12. 6" x 7. 8"(32cm x 20cm). Designed to fit Shark steam pocket mops S3500 series,S2902,S3455K,S3501,S3550,S3601,S3801,S3801CO,S3901,S4601,S4701,S4701D,SE450. Double sided mop pads, one side with nylon scrubbing strips to tackle tough grease and grime, the other microfiber side helps clean the floor softly and effectively. Easy to attach, useful in cleaning the corners.