Waterproof Binoculars: These waterproof binoculars, anti-fog, dustproof, dustproof, built-in dust cover dust and O-ring could prevent the lens from dust / moisture / debris, ensure the Living waterproof function, suitable for maximum and environment (note: it can not be used in heavy rain for a long time or soaked in water)Compact Roof Prism 8x21 Binoculars: 8x power magnification and large field of view, specially designed for outdoor activities such as climbing, hiking, driving, monitoring wildlife and scenery.This power can also be used for watching big stage games, vocal concert, soccer game, etc.Durable Frame and Rubber Armor: Its tight connection protection makes it usable to withstand the harshest weather conditions Shock absorbing rubber armor for maximum protection Binoculars can provide clear vision in low light condition , but not in the dark not completely.Perfect for concerts at nightHD vision with premium optics: BAK4 prism and fully multiple lens ensure the key elements of HD vision, brighter eyesight and crisp images.Perfect for watching birds, concerts and sportsBinoculars for adults and children: Our HD binoculars are perfect for adults and some children, it comes with adjustable rotating oeyecups for comfortable use with or without glasses.The binoculars easy to focus to get a clear, very simple picture to be used even by children