The Outland Waterproof Series from Celestron is a spectacular value in roof prism binoculars. Sleek, modern styling with rubber covering for a secure and comfortable grip. High performance optics feature BAK-4 prisms and multi-coatings to ensure high contrast and resolution. Great for hunters but well suited to any sport or nature activity. All models are waterproof for use in all weather conditions. Outland series: Multi-coated optics. Waterproof/fog proof - unaffected by climate and temperature changes. Protective rubber covering. Twist-up eyecups (full-size models). Molded finger impressions for a firm grip in any weather condition. Moisture resistant neoprene carrying case. Limited lifetime warranty.