Existing plaster blocks are ¿old school¿ technology that can wreak havoc on your water quality. Tetra¿s innovative new gel feeder blocks contains no plaster and feed up to 14 days. Blended with patented ProCare for optimal health.
Allows fish to eat when hungry vs. plaster feeders that dissolve.
Will not pollute water or negatively effect water quality.
Gel blocks may be left in the aquarium when regular feeding is resumed.
