Complete nutrition and optimal growth of invertebrates: with high cellulose content Nutritious and easy to digest: sinking food wafers create ideal feeding conditions for crayfish and crabs from 5 - 20 cm in size. Water-stable and trouble-free moulting: wafers do not immediately disintegrate in water. High cellulose content to build up the shell for problem-free moulting Fish choose JBL food: 98.5% of all fish species ate the JBL food immediately during research expeditions in freshwaters. No processing of cheap fish meal, fish meat from fish fillet production for humans is used. Contents: main food, for crabs. After opening use up within 4 months. Unopened can be stored for 3 years in high-quality packaging with foil seal.