1. PROFESSIONAL DESIGN: Specially designed for GoPro Hero 11, Hero 10/9 Black Action Camera, ensuring a fit and tight seal for ultimate protection during extreme outdoor activities, deep water diving, surfing, snorkeling, and other water sports. 2. TOUCH SCREEN BACK COVER: The case features a touch screen back cover, allowing touchscreen operation after installation. It is up to 50 feet when used with the touch screen back. 3. 45M: Equipped with an improved sealing ring and secure buckle to effectively prevent leaks. You can record underwater activities up to 150 feet without worrying about water damage. 4. LIGHT TRANSMISSION FULL PROTECTION: The case lens is made of ultra thick tempered glass with light transmission, ensuring photo and video quality with clear, vivid results. Your movements and shooting effects remain unaffected by surf pressure. The main body is crafted from quality PMMA plastic, providing durability to protect your camera lens and screen from impact drops, dents, and scratches.