Simple and fast installation.The pink filter is used in the sea area of 1-5 meters deep, restores the bluish color, suitable for snorkeling shooting, correcting color deviation.The purple filter is used in the sea area of 5-25 meters deep, restores the greenish color, suitable for freshwater shooting, correcting color deviation.The red filter is suitable for the sea area of 5-25 meters deep, restores the bluish color, suitable for seawater shooting, and corrects the color deviation.Pink, purple and red filter in one set, meet your different needs.Item Name: FilterMaterial: PCApplicable: for Insta360 One R 4K/Leica (Not Suitable for Panoramic Version)Features: Easy to Install, Durable, Camera AccessoriesFilter Size: 6.1cm x 6.1cm x 1cm/2.40" x 2.40" x 0.39" (Approx.)Notes:Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:(Not Included Others)3 x Filter Note: Please allow slight errors due to manual measurement. Please make sure you don't mind before bidding. Color may vary depending on your monitor, please understand. Note: Hello, please pay attention to your shipping address when purchasing products. If your delivery information (e.g. name, street, house number, doorbell/email without name, etc.) is incorrect, the order will not be delivered correctly