Suitable for sightseeing, sporting events, or other casual observations, the Field Optics Research 8x21 Summit Binoculars easily fit in your pocket, pack, or glove box for quick glassing on the go. These binoculars are outfitted with compact roof prisms and anti-reflection lens coatings, which help to reduce glare while preserving your ability to accurately see colors. The binoculars' optical tubes are water and rain resistant, and the entire housing is covered in a protective rubber armor that provides a slip-resistant grip for sure and secure handling. They are equipped with twist-up rubber eyecups, so whether you wear eyeglasses, sunglasses, or no glasses, just about anyone can comfortably use them.