API Stress Zyme Plus, 16 oz (Treats 960 Gallons) Sonic The Hedgehog For more than 150 years

For more than 150 years

Helps to eliminate boredom

Each 6 1/2" toy features soft feathers at the end and comes on an 18 1/2" pole

Great for use with air pumps

API Stress Zyme Plus, 16 oz (Treats 960 Gallons) Sonic The Hedgehog For more than 150 yearsAPI Stress Zyme Plus helps improve the development of the biological filter, as well as cleaning a dirty aquarium. API Stress Zyme contains millions of live, beneficial bacteria cultures to break down and destroy sludge in the gravel bed while keeping grass and plants clean. Keeps aquarium clean and reduces maintenance Improves bio filter at startup Made in the USA Great for fresh or saltwater API Stress Zyme Plus breaks down organic compounds that