The Nikon 8x42 Trailblazer ATB is a slim and rugged binocular. It is fogproof, waterproof and delivers high optical performance. The binocular is a good choice for outdoor enthusiasts. Its multicoated optics produces crisp and sharp views. The 8x42 Trailblazer features the BaK4 prism to deliver excellent image quality and accurate color. This series uses arsenic free Eco-Glass optics and is truly environmentally friendly.