"The Steiner P-Series binoculars are designed for patrol duty, tactical operations and surveillance missions that require fast capture, clear images and sharp detail under all conditions. The compact roof prism models offer lightweight mobility and handling and crisp bright images from full sun to low light. You get more power and performance without sacrificing weight or adding bulk to your field gear. High Contrast Optics specially coated for the highest light transmission, sharp edge-to-edge view and contrast, even in low light. Compact Roof Prism Design allows for highly detailed 3-dimensional images. Fast-Close-Focus central focusing wheel requires minimal rotation for quick, absolute sharpness from close up to infinity. New Gray NBR Long-Life Rubber Armoring blends into the urban environment for better concealment while providing a durable, slip-proof grip that is secure and noiseless. ClicLoc System attaches and releases neck strap or harness instantly with push button ease and designed so binoculars hang straight and action-ready. Waterproof and Fogproof Construction withstands extreme cold and wet conditions. Makrolon Housing rugged polycarbonate for a lightweight chassis that withstands 40 Gs of impact Heritage Warranty provides no-charge repair or replacement if the optic become damaged or defective - for the life of the product"