Black Coarse Filter Sponge – Pack of 9 Key Features: Color: Black Quantity: 9 filter sponges per pack Material: Durable coarse sponge for reliable filtration performance Net weight: 43g (total package) Dimensions: 7.5 cm length x 6.5 cm diameter (3.0 in x 2.6 in) Inner hole diameter: 2 cm (0.8 in) Outer diameter: 6.5 cm (2.6 in) Benefits and Function: Simple to install directly over your aquarium filter intake Helps prevent small fish, shrimp, and fry from being accidentally drawn into the filter Provides an additional layer of mechanical filtration by trapping larger debris before it enters the system Durable sponge material withstands repeated use and cleaning without deformation Applications: 1. Ideal for freshwater aquariums where small fish or fry require extra protection from filter suction 2. Useful in shrimp tanks to safeguard delicate shrimp and minimize loss due to intake hazards 3. Suitable for breeding tanks to maintain a safe environment for young aquatic life without compromising water flow Performance and Compatibility: Coarse sponge design maintains effective water circulation while filtering out larger particles Fits over most standard filter intake tubes that match the specified dimensions Easy to clean and reuse, supporting longterm aquarium maintenance This pack of 9 black coarse filter sponges offers practical, reliable protection for your aquarium inhabitants while contributing to cleaner, healthier water.