Alpen"s 10x42 high performance Shasta Ridge binoculars are fully waterproof, fully multi-coated, Phase coated, have long eye relief, and feature BAK4 optics that allow hunters, shooters, birders, boaters, and outdoor enthusiasts clearer, brighter, viewing under all conditions. The sleek roof prism design is comfortable and more compact than traditional porro prism binoculars. Includes premium quality neck strap, durable carrying case, and ALPEN"S lifetime warranty.