The Bushnell Nitro 10X36 Binocular is lightweight, compact, and waterproof and game for use in any condition. The Nitro Binocular features Bushnell's newest and best protective lens coating, EXO Barrier Protection to ensure your lens are resistant to water, oil, fog, dust, and debris. Adding to this protection Nitro binoculars feature IPX7 Waterproof Construction that allows your optics to stay dry inside for up to 30 minutes when immersed in 3 ft of water and are Nitrogen Purged to prevent fog. The Nitro Series binoculars use Multi-Coated lenses that include PC-3 Prism Coatings to enhance resolution and contrast even in low-light situations. The extra-low dispersion ED Prime glass also allows the Nitro binocular to deliver superior color while preventing chromatic aberration so no detail goes unnoticed. Features of Bushnell Nitro BinocularsPC-3 Prism Phase CoatingNitrogen Purged; Fog ProofingExtra-Low Dispersion ED Prime GlassEnvironmentally Friendly Lead Free GlassEXO Barrier and IPX7 Waterproof ConstructionIncluded: Premium EVA Foam Case and Soft Field CoverFor an in depth product manual with binocular adjustments, cleaning and care, and more, check here. Bushnell Tactical Bushnell Nitro 10x36 Gun Metal Gray Roof Prism FMC, UWD, EXO Barrier Binoculars BN1036G