In- Features: OOTDTY Our professional aquarium device is made from quality plastic material, ensuring long lasting use. This innovative fish degreasing film remover features a unique structure and filter net, effectively removing surfaces film, grease, and impurities from your aquarium. Designed for fish enthusiasts, our fish oil film remover helps maintain clean and he water conditions, providing a better living environment for your underwater pet. Wonderful for both household fish tanks and public places like hotel lobbies or offices, our oil film remover ensures clean and aesthetically pleasing aquarium. Say goodbye to oily residues and enjoy clear water with our fish degreasing film remover. Upgrades your aquarium maintenance routine! Specifications: Material: Plastic Suitable Outer Diameter: 13mm/ 0.51in, 17mm/ 0.67in Type: 1, 2 Package Includes: 1pc Fish Oil Film Remover Note: 1: Please allow 1-2cms errors due to manual measurement, make sure that you do not mind before you order. 2: Due to the difference between different monitors, the picture may not reflect the actual color of the item.