Filters with high transparency, plated hydrophobic layer, high color reproduction, so that the image is clearer, can be photographed objects or landscapes to improve the color of the brilliant, equivalent to the use of beauty, beautify because of the luminosity brought about by the fading of the old color, to bring more beauty. filters: for 5-25 meters depth of diving shell, suitable for freshwater, corrected greenish color. Note:The product is only the filter, not including the waterproof case Product name:filter Applicable: (filter universal official diving case) Product weight:10 grams Installation:snap-in Colour: Material:ABS Size:60x53x7mm Package Contents: 1 * Camera Diving Case Filter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.