The Butler Creek Flip-Open Scope Cover features a fast, flip-open design to keep your eye on the target, silent spring hinges that won't spook game, and a water-tight, custom fit friction that anchors it to your scope. The air-tight semi-O-ring keeps dust and moisture off your lens and these caps open with a touch of your thumb, so you can put your shot through the narrow window of opportunity in the most extreme conditions.

• Fast, flip-open design keeps your eye on the target
• Silent spring hinges won't spook game
• Water-tight, custom fit friction mounts anchor them to your scope
• Weighs less than an ounce
• Rugged polymer material can withstand the hottest or coldest climates