The Butler Creek Flip-Open Scope Cover Size 13 Objective delivers premium scope lens protection for hunters and shooters, combining a fast flip-open design with silent spring hinges to keep your eye on the target without alerting game, while a water-tight friction mount and an air-tight semi-O-ring seal defend against dust and moisture in extreme conditions. This black, ambidextrous cover is manufactured in the Philippines and weighs less than an ounce, making it an unobtrusive upgrade to your scope that wont add bulk to your setup. Custom-fit to your scope, it creates a watertight airtight seal and opens with a simple thumb touch so you can seize moments through a narrow window of opportunity, even in subfreezing environments tested to -40F. The Size 13 cover is designed as a reliable scope accessory that protects your optics during rugged hunts and demanding shooting sessions, while its low-profile construction and durable materials ensure long-lasting performance across diverse weather and field conditions. For shooters seeking seamless protection that blends with equipment aesthetics, Butler Creeks color-matched black cover delivers practical reliability and smooth operation in every outing.