General description The Replacement Filter Pad set is designed specifically for Oase BioPress Bucket pressure filters. This foam filter media set includes a combination of fine and coarse sponges to ensure efficient filtration and maintain crystal clear water in your pond. Technical specifications Includes: Blue Fine Sponge x 1 Includes: Black Coarse Sponge x 2 Washable and reusable Durable construction for long-lasting use Usage Effectively captures visible debris Maintains efficient water flow with reduced clogging