Selected from premium coal through hi-tech heating process. Absorb toxic chemicals, keep water condition good Suitable for fresh water and saltwater, and it is recommended to apply with other bio filtering materials
Express delivery and return policies
Free shipping on orders over $30
Processing time: 1-2 Days
Shipping time: 3-5 Days(According to the logistics method and delivery address)
Items can be returned or exchanged within 30 days !