The Celestron UpClose G2 7x35 Porro Prism binoculars in this Birder\'s Starter kit have high-quality optics and BK7 prisms for a sharp and clear view during outdoor birding or sporting activities. They centrally focus with dioptre compensation, as well as multi-coated optics, which increase light transmission and result in brighter images with high contrast levels. These binoculars are rubber covered aluminium with ergonomic thumb indents/finger ridges which provide a comfortable, non-slip grip. Complete with splash proof body, strap, and nylon carry case, this is the perfect on-the-go bird watching kit. Features- Upclose G2 7x35 Binoculars- Soft Carrying Case- Binocular Strap- Guide to BirdsSpecificationsAperture: 35 mmMagnification (x): 7xAngular Field of View: 9.2