Dive deeper and enjoy the underwater wonders with the Cressi Nano Crystal Scuba and Freediving Mask. Crafted for passionate divers and freedivers, this mask pushes the boundaries of comfort and performance. With an impressively low internal volume of just 12.86 in_, it enhances your underwater experience by minimizing air resistance and maximizing visibility. The innovative design features a flexibly sturdy buckle system, ensuring that the mask remains securely in place, no matter how adventurous your dive gets. Thanks to Cressi's patented Integrated Dual Frame Technology, this mask merges two rigid frames, allowing for drastically reduced internal volume while still maintaining durability. Experience unmatched clarity with the inclined and inverted tear-drop lenses, specifically engineered to offer superior downward visibility. Plus, the Crystal Silicone skirt not only delivers excellent light transmission but also seals comfortably against your face. Whether snorkeling in tropical waters or exploring ocean depths, the Cressi Nano Crystal is your perfect underwater companion.