Feature:1. Robust Construction: Crafted from premium aluminum alloy, PC, and TPU materials, this phone case offers excellent wear proof performance, ensuring long lasting protecting for 16 Pro Max.2. 17MM Lens Mount: The 17MM threaded back allows easy attachment of macro, telephoto, and fisheye lenses, letting you catch wonderful moments with your smartphone effortlessly.3. Lightweight and Protective Design: Designed to be small and light, this phone case provides effective drop protecting and protects your device from scratches, dust, and fall damage.4. Ergonomic And Comfortable Grip: Featuring a scratch resistant backplate and TPU soft rubber sides, the phone protective case offers a comfortable handheld grip and ergonomic design, precisely fitting your device.5. Unobtrusive Lens Enhancement: Enhance your phone's video capabilities with a telephoto lens while maintaining practicality, as this case does not interfere with charging, photography, or videography.Specification:Item Type: 17MM Thread Phone CaseMaterial: Aluminum Alloy, PC, TPU.Package List:1 x 17MM Thread Phone Case