Blue Ribbon Pet Products Exotic Environments Crab Alien Aquarium Ornament, Small Safe for fresh or saltwater aquariums Our unusual little aliens are wacky and wild, with eyes that glow-in-the-dark Start your collection today and create an aquarium that's out of this world Makes great hiding place for tropical fish and adds interesting decor to any tank Safe for fresh or saltwater aquariums Our unusual little aliens are wacky and wild Makes great hiding place for tropical fish and adds interesting decor to any tank