BARSKA 20x80 WP Cosmos Binoculars Complete waterproof protection for all weather conditions Multi-coated optics with BAK-4 prisms maximizes light transmission for superior brightness and vivid images High power magnification with large objective lens built in textured aluminum die-cast bodies Individual eye-piece focusing with long eye relief Structurally reinforced with an integral tripod mounting post and includes premium sturdy nylon carrying case