from aluminum alloy and optical glass, this filter ensures durability and clear images for shot Elevates for GO3S cameras capabilities with easy to attach filter, and enjoy capturing memories with enhances color and reduced reflection Whether you're professional photographer, this camera filter accessory for men and women who demand result for outdoor sports, beach vacations, or environment, for GO3S Camera Filter help you record every moment Captures footages for GO3S Camera Filter, to enhances your cameras performances in bright conditions