Feature: 1. COMPATIBLE MODEL: This ND filter set is suitable for GO3S action camera, which brings more creative space for photography and can record the beautiful scenery clearly. 2. FILTER SET: This set contains ND8, ND16, ND32, ND64 filters, which can prevent overexposure, resist scattered light, reduce shutter speed, increase color saturation, and make the picture more translucent and vivid. The number after ND stands for the ability to reduce light. 3. HD OPTICAL GLASS: It is made of high definition optical glass and has been processed by HD grinding, which has almost no color deviation, high light transmittance, and clear imaging, which can bring users a more high definition picture quality. 4. NANO COATING PROCESS: It adopts double sided multi layer nano coating process, which has the performance of water resistant, oil resistant, anti grime, anti scratch, etc. and prolongs the service life. 5. PORTABLE: The filter is designed with ultra slim aluminum frame. And with a storage box, it is convenient for you to put the filter in your pocket, backpack for easy transportation and storage. Specification: Item Type: ND Filter Set Material: Lightweight Aluminum, Optical Lens Applicable Model: For GO3S. Package List: 4 x Filter1 x Cleaning Cloth1 x Storage Box