Unlock the full potential of your underwater adventures with the SeaDive SeaRover RayBlocker-HD Mask. Designed with a single lens for an unobstructed view and a drop point lens for excellent downward visibility, this mask offers unparalleled clarity. The easy-adjust buckles are seamlessly integrated into the mask skirt, ensuring a snug, comfortable seal. Featuring fog-resistant coating and RayBlocker-HD technology with Sharper Image enhancements, you'll enjoy nearly 100% light passage, resulting in a brighter, sharper, high-definition underwater vision. Experience reduced UV rays and glare, along with minimized eye strain for incredibly comfortable viewing.