The Nikon PROSTAFF 3S Binoculars are a rugged yet portable binocular that lives up to the PROSTAFF name and is ready to bring on any adventure. FeaturesBright, Multicoated Optics for anti-reflection and excellent brightness and resolutionSmooth Central Focus Knob for fast range of focusDurable and Protective Rubber-Armored Coating for a non-slip surface; wet or dryWide Field of ViewTurn & Slide Eyecups and Long Eye Relief (15mm or more) making them perfect for eye glass wearerFully Waterproof and Fogproof: Nitrogen-Filled and O-Ring SealedLIFETIME REPAIR/REPLACEMENT – Excludes lost or stolen products and intentionally caused damage Nikon PROSTAFF 3S 8X42 Binocular 16030