Length: 122 cm/48 inch, Width: 30.5 cm/12 inch, Thickness:1.7 cm/0.7 inch. Our aquarium filter media is very suitable for freshwater or salt aquarium, this aquarium filter floss can be used as a fish tank accessorie, pre-filter for wet/dry filters, sewage tanks, tank filters, reef tank, pond, fish and vegetable symbiosis systems etc. It is made of strong mesh cloth，Due to its dense structure, it will not be easily deformed no matter how many times it is washed. A truly reusable filter pad that ,can cut to size and use over and over again and still keep its shape and water flossing abilities.Is so thick and dense yet allows water to go through quite well and come out cristal clear. The filter pad adopts a honeycomb shape design, which has strong water permeability and active carbon absorbs impurities. 8D solid pad, high efficiency filtration. 8D is 2-layer mesh pad & honeycomb cotton & activated carbon pad & biochemical cotton & nano biochemical cotton & fiber biochemical cotton&cloud blanket filter contton. Using 8D filter element, which can easily traps different particles and floating debris to keep your aquarium crystal clear. The 8-layer filter pad integrates hot-melt technology and does not use adhesives. It is not easy to rot and reduces pollution to the aquarium. We provide fish with clean water quality and a safe living environment, so that the fish can lead a healthy life. Discover the ultimate solution for maintaining a pristine aquatic environment with our premium 48x12 inch aquarium sponge filter. This versatile filter media is designed to cater to a wide range of aquarium sizes, ensuring your fish tank remains clean and healthy. Crafted from high-quality, 8-layer sponge, it offers superior filtration by trapping debris and fostering beneficial bacteria growth. The sponge can be easily cut to fit custom aquarium setups, making it a flexible choice for various fish tank filters, including canister filters for aquariums. Ideal for both freshwater and saltwater tanks, this aquarium filter sponge is a must-have among aquarium supplies. Enhance your aquarium's ecosystem with our reliable filter media, perfect for use as filter floss for fish tank, ensuring crystal-clear water and a thriving habitat for your aquatic friends. Whether you're setting up a new tank or upgrading your current aquarium accessories, our sponge filter stands out as an essential component of aquarium filter media. Elevate your aquarium maintenance routine with our top-tier fish tank sponge filter, a trusted choice among aquarium enthusiasts for its efficiency and durability. Transform your fish tank into a vibrant, healthy environment with our aquarium sponge, the cornerstone of any effective aquarium filtration system.