The Butler Creek Flip-Open Scope Cover Size 17 delivers premier scope lens protection for hunters and shooters, combining a fast flip-open design with a precision fit that creates a watertight airtight seal and opens with a simple thumbs motion to keep you locked on target in the most extreme conditions. Built to be truly ambidextrous, the cover is manufactured in black from the Philippines and weighs less than an ounce, ensuring it adds minimal bulk while guarding against dust and moisture. Its silent spring hinges prevent spooking game, and the water-tight custom-fit friction mounts anchor securely to your scope for reliable performance in the field. The air-tight semi-O-ring further seals out contaminants, with testing to -40F backing its rugged reliability across varied climates. Designed for size 17 objective lenses, this scope accessory from Butler Creek integrates seamlessly with your rig, supporting rapid target acquisition and uninterrupted shooting under challenging conditions. Whether chasing prized game or shooting in harsh weather, this cover protects your optics without slowing you down, making it an essential addition to any serious hunting or shooting setup.