15ltr: 1.5kg. 5ltr: 500g. Feeding guide: For feeding all Koi, goldfish, carp, grass carp, tench, sturgeon, and all cold water pond and tank fish. A complete floating Koi feed pond stick for all small and large pond fish for all year round feeding, 30% high in protein and well balanced in nutrients and low in waste, this floating pellet is the perfect feed for growth and to maintain a healthy diet for koi and all other pond fish.