The most easily damaged pieces of your shooting or hunting equipment are your Rifle Scopes and other optics. Inclement weather, harsh terrain, accidental trips or falls, and extreme foilage can lead to damage to your scope lenses. Protect the eyepieces of all your optics with Butler Creek Flip Open Scope Caps and Covers. These Rifle Scope Accessories from Butler Creek help you stop telegraphing your position to your target in 2 ways. First, they avoid reflections that may alert nearby game animals to your presence. Keeping those lenses covered until the last possible moment is an important part of being stealth and being stealth is an important part of being a successful hunter. Second, they open silently, so your target won't hear a thing and you can acquire a sight picture quickly. Butler Creek Scope Caps and Covers feature water tight friction mounts and O-rings that anchor the scope cover, making sure no dust, dirt, or moisture damages your glass. Keep your equipment looking and performing like new and never lose another lens cover. Buy Butler Creek Flip-Open Objective Lens Covers today to protect all your Rifle Scopes, shotgun scopes or muzzleloader scopes and other optics. Specifications for Butler Creek Eyepiece Flip-Open Scope Covers: Manufacturer: Butler Creek Additional Features: Ocular Cap Finish: Matte Fabric/Material: Polymer Color: Black Condition: New Features of Butler Creek Flip-Open Rifle Scope Covers: Fast, flip-open design - keep your eye on the target Water-tight, custom-fit friction mounts anchor them to your scope Air-tight semi-O-ring keeps out dust and moisture Tested to -40 degrees F Truly ambidextrous Use on Rifle Scopes, spotting scopes, or any optic for rifles, shotguns or muzzleloaders Weigh less than an ounce Waterproof and airtight Silent, instant action lids pop open at the touch of a thumb and will not spook game Package Contents: Butler Creek Eyepiece Flip-Open Scope Covers