Tetra Pro Energy Crisps 20g Tropical Fish Food provides an enhanced diet for all tropical fish without clouding your water. Tetra Pro Energy Crisps Premium Tropical Fish Food helps to keep your Tropical Fish in top condition. Pro Crisps fish food for tropical fish implements a patented energy Crisp Technology， which provides a concentrated source of essential fatty acids and proteins， for strong muscles and excellent condition. The advantage of feeding Tetra Pro Energy crisps instead of flakes is they have improved digestibility and deliver better nutrition. This benefit arises from the low heat process used to create the crisps which preserves more essential nutrients compared to flakes