Oberwerk Ultra Series is our highest-quality mid-size binoculars, equaling the performance of the finest Japanese brands, for about half the price. Incredible sharpness across almost the the entire field. Very rugged construction with precise individual focusers. Of course these are fully broadband multi-coated, waterproof, and nitrogen charged. Includes the Oberwerk Heavy-Duty L Adapter, a heavy-duty padded case, and our premium heavy-duty denim strap.