Fish Friends: Funny and cute cartoon shapes, floating in the aquarium, playing and chasing the fish in the aquarium. This diver is the main of the atmosphere in the aquarium. Adjustable Buoyancy: Use the buoyant ball to allow divers to dive without sinking. The floating speed of the diver can be adjusted by adding different amounts of water to the floating ball. 【Functional】Can be used as an educational accessory, inspire their imagination and curiosity, introduce them to the knowledge of diving and ocean, bring lots of fun to them and keep them away from video games. Safe Resin Material: The diving ornament is made of eco-friendly resin with very sharp edges. flat and smooth, which is absolutely safe for both freshwater and saltwater aquariums. Easy to clean: When cleaning the water tank, just wipe and clean. rinse decorations with hot water. Never use soap as residual soap particles can damage the contents of your fish package.