Camera Filter Set of 4 ND16PL/ND32PL/ND64PL/ND128PL Polarizing Optical Combination Filter Accessories for Insta360 Ace Pro 2 Features: 1. Perfectly adapted to the Insta360 ACE PRO2 set of filters, the multi-layer coating is waterproof, scratchproof, dustproof and oilproof, protecting your Insta360ACE PRO2 lens from all sides. The filters combine the capabilities of ND and polarizing filters to control the amount of light entering the lens, darkening the sky while eliminating unwanted reflections from non-metallic surfaces such as water and glass 2. Each filter is made from high-definition optical glass that has no impact on image quality, and is ground and polished multiple times to create a low refractive index that ensures true color reproduction of images for color-accurate photo capture 3. Aircraft-grade aluminum frame is laser-engraved and features a matte black finish that prevents light leakage or ghosting and ensures that each filter is rigorously tested; lightweight design for burden-free shooting 4. Sleeve design for more secure and quick mounting, can be tightly fixed on Insta360 ACE PRO2 during shooting, with zero possibility of loosening 5. Equipped with a special 4-pack set of filter cases, easy to store and protect the filters at the same time, no burden to carry, replace the desired filters at any time Specification: Material: Aluminum Alloy+Glass Size: 41x41x6mm Color: Black Quantity: 1 Set Applicable Model: for Insta360 Ace Pro 2 Package: 1x ND16PL, 1x ND32PL, 1x ND64PL, 1x ND128PL, 1x Cleaning Cloth, 1x Color Box