Fishes Tunnel Toy, small fishes, and shrimp to entertain, breeds, or hide in aquariums. The hollows small holes provide senses of security and convenient viewing for small fishes and shrimp. Attach mosses, and green grasses to the textured of our aquariums hammock. Combined with plant decorations, they natural in your water tanks. Fishes tanks decoration accessories, suitable for small fishes and shrimp, freely from decays and alga troubles.