The Butler Creek Flip-Open Scope Cover Size 27 Objective delivers premium scope lens protection for hunters and shooters, providing a watertight airtight seal and a fast flip-open design that keeps your eye on the target in the most extreme conditions, all with a truly ambidextrous, lightweight build under an ounce and a manufacture size of 27. Custom-fit friction mounts secure the cover to your scope, while an air-tight semi-O-ring blocks dust and moisture, ensuring reliable performance from -40F testing to daily field use. The silent spring hinges prevent spooking game, and the fast flip-open operation lets you transition quickly between sighting and shooting, making it an indispensable scope accessory for precision shooting and big-game hunts alike. Crafted in black for low visibility and durability, Butler Creek's protective cover integrates seamlessly with a broad range of optics, and the product invites you to consult the size chart to confirm the correct fit for your setup. This rugged, lightweight, weatherproof solution enhances lens longevity and ensures youre ready to take your shot within the narrow window of opportunity, regardless of the conditions.