Butler Creek Flip-Open Objective Scope Cover 1.54x1.34in (39.1x34mm) Size 11

Simply the ultimate scope lens protection for hunters and shooters. They're custom-fit to your scope, create a watertight, airtight seal, and open with a touch of your thumbs, so you can put your shot through the narrow window of opportunity in the most extreme conditions.Fast, flip-open design - keep your eye on the targetSilent spring hinges won't spook gameWater-tight, custom-fit friction mounts anchor them to your scopeAir-tight semi-O-ring keeps out dust and moistureTested to -40AdegFTruly ambidextrousWeigh less than an ounceManufacture Size: 11