Seachem Tidal Pads - Tidal 55 Foam Pad is backordered and will ship as soon as it is back in stock.
The Foam Filter Sponge (35, 55, 75, & 110) acts as mechanical filtration, trapping detritus and other large particulates. It is your first stage of filtration, and its use will help extend the life of chemical filtration media.