Feature: Made of quality PC and glass material, high transmittance, durable and to use.Fully suitable for Hero 9 Black action camera.Durable and usable, anti-surf pressure will not damage photographic effect.Protecting the tightness of the shell, not only better waterproof, also more effective to prevent small dust into the camera.50 full body underwater waterproof , perfect for diving, snorkeling, swimming and other water sport activities.colour:black + transparentmaterial:PC + tempered glasssize:8.3 x 4.1 x 8.8cmPackage Contents:1 x Waterproof shellOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.