<p>Technology with a prism that can 100% reflect the light to keep a good image. Full10 x magnification, 20mm object lens diameter all-optical prism, restores the original color of objects and quality optics with stunning HD clarity. Rubber finish for shock resistance and a firm. Waterproof and anti-fog, all-weather binoculars are suitable for outdoor hunting, hiking, exploring, viewing, sailing, bird watching, concerts, outdoor sports, etc. Focus by adjusting the right eye cup and center wheel, a variety of eye widths makes them suitable for both adults and kids.</p>