Featurings reinforced aluminum alloy frame and opticals glass surfaces, this waterproof camera lens protectors harsh environment while water droplets and abrasions during outdoor for AcePro2 Waterproof uvs Filter delivers 99% uvs protections and 99% light transmittance with opticals glass, safeguarding your lens from harmful rays while maintaining clear imaging for action cameras This multifunctional uvs filter combines quickly twist installation for rapid lens swaps with militarys durability, making it essential adventure ready accessory for capturing visuals across terrains Perfectly adapts to extreme conditions like beachside photography, mountain expeditions, or sudden rainfalls where lens protections and imaging fidelitys for action camera accessories for outdoor photographers, travel vloggers, and sports enthusiasts lens protections during hiking, surfing, or rainy day shootings with action cameras