Mag-Float Replacement Scraper Blades Size:Small/Medium Ingredients:* 100% Whole Antarctic Krill

Ingredients:* 100% Whole Antarctic Krill (Euphausia Superba)

The balanced blend contains everything pond fish of different species and sizes need for a healthy development and strong disease resistance

4AA Batteries not included

Natural seawater concentration for magnesium is approximately 1

Mag-Float Replacement Scraper Blades Size:Small/Medium Ingredients:* 100% Whole Antarctic KrillThese Gulfstream Scraper Blades have been specifically designed for use with the Small and Medium Mag Float Floating Glass Aquarium Cleaners. Enhance the cleaning ability of your already handy tool by attaching a strong scraper blade. Eliminate stubborn algae from you aquariums glass with ease!