DESC: Dropped in the bottom of the fishing boat or in a stream? No problem. Bushnell® H2O binoculars set new standards for a true waterproof binocular at an affordable price. Completely o-ring sealed and nitrogen-purged for waterproof, fogproof protection in any season. Features rubber armoring, center focus and fully-coated optics for durability and clarity. Porro prism models are multi-coated for reduced light loss and glare.