Carson Binocular Sunshades Black. Gone are the days of the reflection of the sun off your binocular lenses scaring away wildlife. This Binocular Shade from Carson is the solution to these issues. The functionality of the Carson FlashShield Binocular Sun Shade is three-fold: 1) Kill flash function: Blocks reflections off the lenses that may otherwise expose your position to your target. 2) Sunshade function: Helps reduce glare easier to see objects in bright light conditions. 3) Lens Protection function: Helps keep dust/particles from easily getting directly to lens. The Carson FlashShield Binocular Cover easily clips-on to most full size binoculars. They are lightweight easy to attach and there is no need to worry about threads. The Carson FlashShields for Binoculars are a must-have piece of gear for the serious hunter. Specifications for Carson Sun Shades for Binoculars: Model Number: BX-42 Weight: 0.3 oz. Dimensions: 2.625" x 2" x 1.125" Batteries: No MSR: 25 Features of Carson FlashShield Binocular Sunshades Kill flash function Helps reduce glare Lens Protection function Package Contents: Carson Binocular Sunshades Carson BX-42: Binocular Sunshades Black