SUPREME QUALITY: Optically correct for under/over water shooting. It's not only good for taking half and half photos in shallow water, but also great for underwater photography 50/50 ABOVE AND UNDERWATER SHOOTING: Move the waterline away from the camera lens, making it possible to capture images 50/50 above and below the water simultaneously. EFFECTIVE: 6” (15cm) acrylic dome for easy split of water allows you to capture what's above and below the surface all in one shot. WORKS WITH YOUR PHONE: Full access for phone lenses, compatible with most of latest iPhone 12/13/14/15 and Samsung Galaxy S22/23. VERSATILE AND PORTABLE: Lightweight and easy to install, you can simply put it into your bag, and then just let’s go.