Tantora Catappa Logs can be added to your aquarium to help create a natural habitat for small fish, shrimp, and other aquarium inhabitants. Aside from adding a unique look to your aquarium, Catappa Logs are also rich in tannins with antibacterial and anti fungal properties. 2 logs per package.
Use approximately 1 log per 50L (13 gallons) of aquarium water. Each log is approximately 1.5 cm by 10 cm (4 inches).