"ALPEN's high performance Shasta Ridge binoculars are fully waterproof, fully multi-coated, have long eye relief and feature BAK4 optics that allow hunters, shooters, birders, boaters and outdoor enthusiasts clearer, brighter viewing under all conditions. And, they feature ALPEN's No-Fault, No-Problem Lifetime Warranty. The full size models have a sleek roof prism design while the compact models are porro prism design. Both designs provide the performance required by the most dedicated sports optics users. Shasta Ridge binoculars meet the extreme all-weather needs of today's active adventurers. When your goal is top performance and great value, the ALPEN Shasta Ridge is your best choice.|Silver metallic prism coating for superior brightness|BAK4 optics for clear, bright, high resolution images|PXA phase coating for superior resolution and color fidelity (roof prism models)|Fully multi-coated optics for maximum brightness|Waterproof and nitrogen filled|Long eye relief for full field of view for eyeglass wearers|Twist up eye cups|Stylish ergonomic design|Rubber armoring for protection and durability|Soft rubber rain guards and durable carrying case|Premium quality neck strap|Alpen's No-Fault, No-Problem Lifetime Warranty"