Backcountry 10x42 roof prism binoculars are an elegant, high-performance product. These full-size binoculars contain premium features such as silver-enhanced, phase-coated prisms, and fully broadband coated lenses. Binoculars are o-ring sealed and argon-filled for maximum protection from water and fogging, whatever the conditions. External lenses receive H2C¿ coating to repel water and protect against scratches. Close focus of 1.3 meters allows close-up observation. 19mm eye relief and twist-up eyecups make binoculars convenient for use with or without eyeglasses. COOLNECK¿ detatchable neck strap and protective molded hard case are included.