The PVC diver decoration is safe for both fresh water and salt water tanks. Its adjustable buoyancy and cute cartoon design add personality and charm to your aquarium. This ornament also makes for a great collectible, home decoration, and gift for special occasions. Features: 1. Safe Material: The diver decoration is made of premium PVC, suitable for fresh water and salt water, and not easy to fade. It will not affect the water quality or harm your fish. 2. Adjustable Buoyancy: Use the float to allow divers to dive without sinking to the bottom. The diver's floating speed can be adjusted by adding different amounts of water to the float. 3. Cartoon Design: Funny and cute cartoon shape, go with the flow, play, and chase with the fish in the fish tank. The fish tank diver decoration makes your tank special and charming, adding a beautiful addition to your aquarium, which is sure to add personality to the fish tank. 4. Wide Use: Great collectible, home desk decoration, and party favors. This is a creative decoration for underwater decoration of fish tanks. In addition, it can also be placed in coffee shops, offices, homes, or other places. 5. Lovely Aquarium Decorations Gift: It can be used as exquisite gifts, suitable for Christmas, Valentine's day, birthday, and other festivals. Specification: Material: PVC Color: Multicolor Product Size: 5 x 9.5cm, 12.5 x 4cm, Plastic Ball Diameter: 4cm Product Weight: 30g, 45g Package Included: 1 x Fish Tank Diver Decoration