Feature:1. With a zipper at the mouth of bag, effectively and conveniently stores activated carbon or other filter materials.2. Designed specifically for fish tanks, easy to replace and clean the filter material and can be reused.3. Easy to use, just put the filter material into the mesh bag and put it in the filter tanks.4. Made of high-quality polyester material, durable and long-lasting, safe to use.5. When cleaning or replacing the filter device, just remove the bag, suitable for aquarium use.Specification:Condition: 100% Brand NewItem Type: Aquarium Filter BagMaterial: PolyesterColor: White, Black (Optional)Product Function: Easy to replace and clean the filter material.Applicable Objects: Aquarium filter equipment, fish tanks filterProduct Size: Approx. 32x27cm / 12.6x10.6in .Package List:10 x Aquarium Filter BagNote:1.Please allow 0-1 inch error due to manual measurement. Thanks for your understanding.2.Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.