These are likely 20x50 binoculars, which feature high-quality, fully multi-coated optics designed to provide clear and bright images.They are built with a durable, water-resistant, and shockproof rubber grip, making them suitable for various outdoor activities like bird watching, hunting, and hiking.These versatile binoculars are often used for sightseeing, sports games, concerts, and wildlife viewing due to their portability and large eyepieces.