Specification Brand : Pawfly BulletPoint1 : Single-Hole Sponge: Size 3.4" L x 2" D; Hole Diameter: 0.83". These foams are perfect replacement for pre-filter sponges. Must-have accessories for fish tank filters. BulletPoint2 : Life Saver for Fish: The replacement foam cover can be easily attached to the water inlet of the fish tank filter. Effectively prevent shrimp, fish fry or weaker inhabitants from being sucked into the filter. BulletPoint3 : Mechanical Filtration: The intake sponge filters can effectively trap debris, food residue, wastes, plants or other impurities in water. Prevent them from entering the filter to maintain a healthy water environment. BulletPoint4 : High-Density Sponge: The pre-filter sponges are made of soft and safe foam with high elasticity. And they won't block the normal water flow due to the fluffy inner structure. BulletPoint5 : Easy to Install: Simply replace the sponge with a new one. An essential replacement foam for the water inlet cover of a pre-filter. Ideal for freshwater and marine aquariums. BulletPoint6 : 1 Set of Dual Multi Surface Rubber Brushes CareInstructions : Hand Wash Color : Black CompatibleDevices : Compatible with: Roomba e5, Roomba e6, Roomba e7, Roomba i1, Roomba i1+, Roomba i2, Roomba i3, Roomba i3+, Roomba i4, Roomba i4+, Roomba i6, Roomba i6+, Roomba i7, Roomba i7+, Roomba i8, Roomba i8+, Roomba j6+, Roomba j7, Roomba j7+, Roomba j8+ ControllerType : App Control ControlMethod : application Directions : Rinse the sponge roll periodically based on the bio load of your aquarium tank. ExternallyAssignedProductIdentifier1 : 0774980343807 ExternallyAssignedProductIdentifier2 : 774980343807 ExternallyAssignedProductIdentifier3 : 00885155031082 FilterType : Cartridge FormFactor : Robotic IncludedComponents : 6-Pack Pre-Filter Sponge IncludedComponents1 : Coffee Filter Holder * 1 IncludedComponents2 : Filter Cap * 1 IncludedComponents3 : Remover Tool * 1 ItemName : Pawfly 6 Pack Pre-Filter Sponge, Aquarium Filter Sponge 0.8" Intake Sponge Foam Roll for Small Fish Shrimp Fry Fish Tank Covers Accessories ItemPackageDimensions_Height : 31.75 centimeters ItemPackageDimensions_Length : 0.762 centimeters ItemPackageDimensions_Width : 21.59 centimeters ItemPackageQuantity : 1 ItemShape : Basket ItemTypeKeyword : aquarium-filter-accessories ItemTypeName : Pre-Filter Sponge 2184-BK Manufacturer : Pawfly Material : Plastic ModelName : Pre-Filter Sponge 2184-BK ModelNumber : Pawfly-2184-BK NumberOfBoxes : 5 NumberOfItems : 1 PackageLevel : unit PartNumber : 2184-BK Pattern : 3.4"L x 2"D, 0.8" PhotoFilterEffectType : Enhancing PhotoFilterThreadSize : 67 millimeters PowerSourceType : Battery Powered ProductDescription : 6-Pack Pre-Filter Sponge for Aquarium Shrimp Fry Fish Tank Filter ProductSiteLaunchDate : 2024-01-29T08:32:49.125Z Size : Small SpecificUsesForProduct : Indoor SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 SurfaceRecommendation : wood, carpet TargetAudienceKeyword : Fish UnitCount : 6 WarrantyDescription : 1 Year Warranty WaterResistanceLevel : not_water_resistant