They contain: Wheatgerm Sticks which contain high levels of certain vitamins and oils, and which are beneficial during colder parts of the year; Koi Sticks which contain high levels of colour enhancers, and the increased protein levels needed by these fish; Floating Foodsticks which are an all-round complete diet for every pond fish.
Tetra GC 30. Easy Starting, Simply Plunge the Unit Up & Down in the Aquarium to Start the Siphon Action. Hose Length of 150cm. Aquarium Gravel Cleaner. "Fish Saver" Screen to Prevent Fish & Gravel from being Sucked in.