LTWHOME Combination of Sponge Set, No Scratches Durable Cleaning Sponges Extra Large& Thick with Magic Melamine Foam (Pack of 30) There is no poly side

There is no poly side to these filters

Pack include: 12 x Carbon filter

Pack include: 6pcs(Note: only fit the plastic fountain not suitable for stainless steel fountain)

Sponge side for light clean up of grout

12 x White Filter Floss

LTWHOME Combination of Sponge Set, No Scratches Durable Cleaning Sponges Extra Large& Thick with Magic Melamine Foam (Pack of 30) There is no poly sideEach package contains 12pcs cleaning sponges and 2pcs microfiber towerl Size: 127*100*25 mm ( cleaning sponge), 20*20mm ( cloth) With strong cleaning ability and durability Suitable for all kinds of surfaces and leaves no scratches Easy to hold and clean