NYHWBI Aquarium Filter Sponge, Floss Aquariums 100x40cm Fish Tank Pond Sponges Mat Media Accessories for Filtration

High-Density Filtration: The 2cm thick aquarium filter sponge high-density fiber structure effectively traps fish waste, leftover food, and suspended particles achieving dual purification through both physical and biological filtration. Excellent Water Permeability: The filter floss aquarium made of premium biochemical filter cotton with uniform fiber gaps, fast water permeability without clogging. Allows smooth water flow without affecting pump circulation efficiency, maintaining crystal-clear water quality. Flexible Cutting: The pond filter sponges have soft material can be freely cut into various shapes and sizes, fitting top filters, bottom filters, external canister filters, drip boxes, and more. Simple and quick to install and replace. Washable and Reusable: When filter floss dirty, gently rinse with original tank water to remove surface impurities for repeated use. Regular cleaning extends service life, reducing replacement frequency and saving costs—economical and eco-friendly. Long-Lasting Value: Single fish tank filter sponges roll measures 100×40cm with 2cm thickness—extra-large filtration area meets long-term needs for large aquariums and ponds. Cut freely to fit filter compartments of various sizes, one piece serving multiple uses economically.