If your fish won"t wear lederhosen, at least you have the Penn Plax Medieval Castle of Germany - Medium. This awesome castle is perfect for displaying your German heritage. It offers fish plenty of room to hide and swim, so they"ll love it. It"s crafted of non-toxic resin that won"t alter water chemical levels. * Made of high-quality resin * Features a medieval castle of Germany * Designed for both fresh and salt water aquariums * Multiple open windows for better view * Allows your fish to swim around and hide