1. Selected high?quality filter cotton + activated carbon materials, safe and durable to use.
2. Captures , fish , absorption of heavy metals, odors and decolorization, etc.
3. To get the best results, please replace the filter element as needed every 2 to 4 weeks.
4. Simply rinse with cold water to remove toner and insert it into filter slot, which can be replaced in a few seconds.
5. Fish filter cotton replacement, easy to install and remove, providing water for fish .

Specification:
Item Type: Filter Cotton
Material: Filter Cotton + Activated Carbon
Weight: Approx. 101g / 3.6oz
Product Size: Approx. 135x55mm / 5.3x2.2in

Package List:
6 x Filter Cotton

Note:
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.