[Resin craft] The material of the aquarium ornament is resin, which is environmentally friendly, non-toxic and does not fade. [Fish Toy] The shape of the treasure chest aquarium is a dilapidated treasure box The damaged part is convenient for small fish to swim and stay back and forth, which makes the aquarium more vigorous. > [Easy to use] After receiving the decoration landscape tank, soak it in clean water for two days, then put it in the fish tank or caterpillar box at will. [Size] The size of the resin fish tank is 13.51013cm, you can combine other accessories to arrange the most beautiful fish tank. [Durable] The aquarium ornaments can be placed directly in water or buried in sand The bottom is made of resin and will automatically sink to the bottom.