[60m Waterproof Protection]Designed to withstand depths of up to 60 meters, this diving case offers superior pressure resistance without compromise. [Durable PC Construction]The body is crafted from high-tenacity polycarbonate material, ensuring excellent corrosion resistance for long-lasting use. [Easy-Access Elastic Buckle]Features a convenient elastic locking mechanism for quick and effortless installation and removal. [Transparent Design]Made with light-transmitting materials to ensure optimal clarity for underwater photography without light interference. [Premium Optical Lens]Equipped with organic tempered glass lens featuring AF AR dual-layer optical coating for superior image quality. Specifications: Shell Material: High-transparency, corrosion-resistant PC (Bayer 2805) Waterproof Depth: 60 meters Lens Material: Organic tempered glass with AF AR dual-layer optical coating Button Material: Aluminum alloy 6030 Spring Material: 304 stainless steel Waterproof Ring Material: Non-crystalline, highly active silicone gel Main Body and Back Cover Connection Axis: High-hardness 304 stainless steel Compatible with: for Insta360 One RS 4K camera