The Atlantic series say its all- with its expanding list of features as wide as the Atlantic ocean. Atlantic binoculars are versatile and appeal to outdoor enthusiasts, but yet meet the demands of serious hunters. Featuring solid construction roof prism binoculars with BAK-4 prisms, fully coated optics and superior performance, this 100% waterproof and fogproof series was designed with only one thing in mind û High Quality Optics Yet Affordable. òO-ring sealed for complete waterproof.protection. Dry nitrogen-purged and sealed to prevent fogging, clouding and moisture damage. Fully coated optics for increased clarity. BAK-4 prisms for crisp images. Large knurled center focus knob for precise focusing. Optimum long eye relief with twist-up eyecups (on midsize models). Non-slip and ergonomic rubber design for a secure grip. Shock-absorbing rubber armor. Solid and sturdy construction roof prism binoculars. Ideal for all outdoor activities in all-weather conditions. Includes carrying case and neck strap.