HuaxinYicheng Generic Fine Foam Filter Pads Fish Tanks Fits Juwel Compact (Pack Of 6) Pack include 6 PCS Of Foam Filter. Size:100mm x 100mm x 48 mm These pads are compatible replacement filter pads are made from the same material as the Juwel origionals. Provides efficient water flow with less clogging for long lasting filtration Enhances biological filtration ,Good for freshwater & saltwater environments Custom Designed and Manufactured for The Juwel Compact / Compact H / Bioflow 3.0 filter.