No matter where you go or what the weather the Olympus 10x21 RC II WP binoculars are up to the task. A compact size and weight of just 215 g means you can comfortably take them anywhere while their waterproof design and high-index BaK-4 prisms and fully multi-coated lenses mean they'll deliver the sights clearly and crisply no matter what the forecast•Foldable ultra-compact and stylish•Multi-coated lenses for maximum brightness and contrast•UV ray protection for care-free viewing•Convenient centre-focus knob for easy focusing•Built-in dioptric correction adjusts to individual eyesight