Betta ornaments are an exciting way to decorate your aquarium. With something for all tastes, they are an affordable way to enhance your display using fish-safe materials suitable for coldwater and tropical set ups.. Betta torpedo shell is a bright and attractive ornament which will look interesting in any aquarium. There are a few holes to allow fish to hide or swim through and it would look especially good if placed with a shipwreck.. Approximate dimensions 12cm l x 8.5Cm w x 10cm h .