The crab arrowhead medium is an essential tool for any fish enthusiast looking to keep their aquarium clean and maintain a healthy environment for their aquatic pets. This medium-sized arrowhead is perfect for tackling pesky algae and hard-to-reach debris, ensuring that your tank stays pristine. Made from durable and non-toxic materials, this crab arrowhead is safe for all types of fish and won't harm delicate aquatic plants. Its unique shape and design allow for efficient cleaning and easy maneuverability in tight spaces. Add this crab arrowhead medium to your cleaning arsenal and enjoy a sparkling, clear aquarium for your fish to thrive in.