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 thumb, so you can put your shot through the narrow window of opportunity in the most extreme conditions. Features: 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. Air-tight semi-O-ring keeps out dust and moisture. Tested to -40AdegF. Truly ambidextrous. Weigh less than an ounce. Also made for spotting scopes. #html-body [data-pb-style="62DF8289DD015"]{justify-content: flex-start; display: flex; flex-direction: column; background-position: left top; background-size: cover; background-repeat: no-repeat; background-attachment: scroll; border-style: none; border-width: 1px; border-radius: 0px; margin: 0px 0px 10px; padding: 10px;}#html-body [data-pb-style="62DF8289DD023"]{border-style: none; border-width: 1px; border-radius: 0px; margin: 0px; padding: 0px;}