Stainless Steel Aquarium Filter Mesh Guard with Sponge Inlet, 16mm Filter Guard, Filter Protector with Filter Sponge for Small Fish and Shrimp (4 Pieces)

High Quality Material: The aquarium filter is made of high-quality stainless steel, which is non-toxic and odorless. It is compact, not easily deformed or rusted, and is durable. The filter sponges are made of high-quality filter foam, are BPA-free, and safe for your fish. Convenient Aquarium Accessory: It can be quickly and easily attached to the aquarium's intake pipe. Simply cover it over the water inlet of your filter. Prevent small fish or shrimp from being sucked into the filter. Effective Fish and Shrimp Protection: The filter sleeve's mesh is very fine, which prevents small fish and shrimp from being sucked in and large debris from being drawn into the filtration system. Easy to Clean: When cleaning is necessary, simply brush the accumulated dirt off the filter cover with your hand or a soft brush such as a toothbrush. Wide Application: Ideal for tropical fish farms, koi ponds, sewage systems, cooling towers, and other commercial and industrial systems.