1. Waterproof pressure 60 meters, the shell comes with a cold shoe port to support expansion of fill lights and microphone equipment 2. High transparency: Optical tempered glass lenses have excellent light transmittance, with a transmittance of nearly 100percent , which can make pictures clear and bright. 3. Strengthened hardness: Through hardening (AS) treatment, the hardness of product is improved, reducing impact of scratches and collisions on lens. 4. Anti-reflective coating: Anti-reflective (AR) coating is applied to effectively reduce reflection and diffuse reflection, improve transparency and picture clarity, and reduce light loss. 5. Light and thin design: Ultra-thin design, light and easy to carry. 6 Durability: After rigorous testing, optical tempered glass lenses have good durability and can be used for a long time without failure. 7 Versatility: Optical tempered glass lenses not only provide protection, but also have dust-proof, anti-fingerprint and anti-scratch functions, which can keep lens clean and transparent. Product use: skiing, surfing, diving, swimming, selfie, swimming, mountaineering, parachuting, etc. Colour:Transparent Material:PC+optical tempered glass Package Contents: 1 * Diving Waterproof Case Only above package content, other products are not included. Note: Light reflection and different displays may cause color of item in picture a little different from real thing. The measurement allowed error is +/- 1-3cm.