BARSKA Naturescape Waterproof Binocular Phase correction coated BAK-4 prisms that results in higher resolution and true color fidelity. O-ring sealed for complete waterproof protection and Dry nitrogen-purged and sealed to prevent fogging, clouding and moisture damage Fully multi-coated optics maximizes light transmission for superior brightness and clarity Extreme close focus distance with wide field of view Retractable twist-up eyecups with sculptured and textured rubber armor protective covering, includes carrying case and neckstrap