Key Features

• 【PACKAGE INCLUDES】6 pack filter cartridges for aquarium filter replacement. For optimal performance we suggest to replace the cartridges every 1-2 weeks. You can also rinse the cartridge to prolong the serivce time. These filter sets are only compatible with specific filters. If you already have a filter, please measure its size before purchasing to ensure compatibility.
• 【FILTRATION FUNCTION】The filter cotton is made of two layers of cotton sponges on both sides and a layer of activated carbon in the middle, which can filter and absorb 99% of the sundries to fish, so as to keep the water source clean and the healthy growth of fish.
• 【EXCELLENT PERFORMANCE】3-layer design to absorb odors and discoloration.Provide clean and healthy water for your tank.Filtering effect to filter and absorb impurities, especially absorb ammonia and nitrogen in the wate, help to maintain a healthy aquatic environment.
• 【ENVIRONMENT MAINTAIN】Please remove used cartridge and rinse new cartridges with water to remove the outside dust, then fully seat it into the filter chamber. Replace it every 1 to 2 weeks to maintain a healthy water environment. Protect the health and safety of your fish all the time.
• 【APPLICATION RANGE】Compatible with 3.5w low-water turtle tank filter avaible in our store with ASIN B0DX1QB7PF and B0DX1QSFL1 for details.

Specifications