One hundred percent waterproof and fog proof, the Bone Collector Trophy XLT 8x 42mm binocular is housed in a Realtree Xtra Dura-grip rubber coating that protects the binocular for years of worry-free performance. The binocular features high quality BaK-4 prisms and fully multi-coated lenses, which work together to deliver clear, ultra-bright images. The Bone Collector binocular also features soft-touch thumb grips and twist-up eyecups for added comfort in the field.