Columbia by Kruger Optical Backcountry 10x50 Waterproof Binoculars 53006, by Kruger Optical, combine premium optics, elegant design and rugged styling, for superior performance and value. These Water Proof Binoculars look great, but it's what you can't see that really makes them stand out. Silver enhanced and phase coated prisms, as well as fully broadband coated lenses, create bright and clear images. External lenses receive H2C coatings, making lenses durable and water repellent. O-ring sealed and argon-filled, these waterproof binocular are also fogproof and ready for any weather the wilderness can dish out. Columbia by Kruger Optical Back country Waterproof Binoculars have excellent close focus (<1.3meter), long eye relief and twist-up eyecups. Compact design and easy-grip rubber armor make Columbia by Kruger Optical Backcountry Waterproof Binocular easy to carry and use. All Columbia by Kruger Optical Backcountry Binoculars feature a COOLNECK strap made with advanced, breathable materials. The quick release strap can be applied to either the binoculars or the case. A protective molded case is included.