Ultimate Durability: The high-quality materials used for the sophisticated rubber-armored exterior design provides enormous shock resistance and a firm comfortable gripping ability for the binocular Maximum Resolution: The roof prisms on MONARCH M7 binoculars have a phase-corrected coating applied to prism surfaces for higher resolutions. This allows you to enjoy very high-resolution images without any issue Oil, Water & Fogproof: Filled with nitrogen and being o-ring sealed helps it to have fog-free performance and makes it waterproof and oil-proof. This allows you to use the binoculars in any weather condition Wider View & Easier Spotting: Deliver a wider field of view and allows you to see more detail and view more of the scene. It's easier to locate your subject within the binoculars