High QualityThe filter protector is made of high quality stainless steel, which is wear-resistant, not easily deformed, corrosion-resistant, harmless to fish, and can be used during a long time. Easy to cleanThe shrimp filter guards are very easy to clean, just use a toothbrush or other soft brush with clean water to remove any debris and stains that have accumulated on the surface. Rinseclean and can be used repeatedly, it is recommended to replace it every 2 months. FunctionThe aquarium mesh filter promotes gas exchange, increases dissolved oxygen levels, prevents large debris from being sucked in and clogs the filtration system, removes impurities, creates a cycle of virtuous water and protects thefish. Easy to UseThe installation method of the aquarium mesh filter protector is simple. Place the filter guard over the suction port of the filter to prevent small fish fry, shrimp fry andlarge debris from being sucked in and clogging the filter system. ApplicationThe mesh filter guard can be used in many water-related fields, such as aquariums, tropical fish farms, koi ponds, sewage treatment systems, etc. Product description: A filter protector with an inner diameter of 1.6 cm is suitable for pipes with an outer diameter of approximately 1.7 cm. It is made of stainless steel, corrosion resistant, sturdy and durable, and not easily deformed after use.long term. Filter shields can be used in aquariums, tropical fish farms, koi ponds, waste water treatment systems, etc. They promote gas exchange, increase dissolved oxygen levels,prevent the suction of large debris and clog the filtration system, remove impurities, create a virtuous water cycle and protect fish. Product details: Material: Stainless steel Size: Height: 8.8 cm / Outer diameter: 3.0 cm / Inner diameter: 1.6 cm Package Contents: 2 x Aquarium Net Filter Tips: Due to manual measurement, there may be slight deviations in the product size information. Due to equipment, light and other reasons, product images may have chromatic aberrations, please refer to the actual product.