Features: Precise cutting puts, preserved button holes, perfectly for Hero 11 Mini camera, beautifully coordinated, and easy installation. Waterproof, suitable for underwater shooting such as diving, surfing, snorkeling, yachting or other outdoor underwater activities. Quality material, anti-compression and explosion-proof with high light transmittance, provides clear-image above and under water. The structure and performance are very reliable, and the shell body is thicker and more sturdy and not easily deformed. Multi-function, not only can be used to dive, high-sealing design, airtight and no leakage, but also protect your camera and lens in all directions to avoid scratches. Specifications: Material: ABS Type: Waterproof Housing, Purple Filter, Red Filter, Gray Filter(optional) Waterproof Housing: Approx. 88x78x53mm/3.46x3.07x2.08inch Applicabel Model: for Hero 11 Mini Camera Note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolutions. Package includes: 1x Waterproof Housing with Screw & Adapter or 1x Lens Filter(optional)