Nikon Navy CF WP 10x50 waterproof and fog-free binoculars. • Central focusing system• Waterproof up to 1m for 5 minutes• Fog-free with O-ring seals and nitrogen gas• High-eyepoint design for a clear field of view even for wearers of eyeglasses• Multilayer-coated lenses for a bright image• Rubber armouring for shock resistance and a secure, comfortable grip• Complete with strap, case and floating hand belt that prevents the binoculars to be sinked• 10 years warranty