Description: brand new and high quality Features: Specially designed 50m waterproof housing for case for Hero 9, great for diving, surfing and other water sports activities. High-definition optical lens with hardness over 9H, strong scratch resistance, 97% transmittance, clear photo shooting and no distortion in shooting picture. Highly transparent PC material made housing for shell, protect your camera lens and screen from dust, bumps and scratches. Equipped with upgraded waterproof sealing ring and fixed buckle, which can prevent water leakage or fogging effectively. Waterproof housing quick release bracket adpater bundle with 1/4 long screw can be conveniently attached to other accessories such as tripod, helmet, bike mount, suction cup mount, etc. Specifications: Main Material: PC+Optical Tempered Glass+316 Stainless Steel Size: Approx. 8.3x8.8x4.1 for cm/3.27x3.46x1.61 inch Color: Transparent Product Function: Waterproof, Dustproof, Drop-proof, Pressure-proof Lens Material: Tempered Glass, Light Transmittance is Greater than 97%, Hardness is Greater than 9H Support Water Depth: 50 Meters Note: Please allow 1-2cm errors due to manual measurement,pls make sure that you do not mind before you mind. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package Includes: 1x Waterproof for Case