FITS ALL BINOCULARS: Bino Bandit will fit all binoculars including the new Swarvoski BTX. Made to be comfortable, they are designed to flex fit around the eye-cups, sealing out wind and ambient light. To install the Bino Bandit, just stretch the flexible neoprene around each eyepiece and tighten down for a perfect fit. | IMPROVES CLARITY AND DETAIL: Bino Bandit is designed to completely block glare, wind and ambient light. What this does is you get improved visual acuity, sharper contrast and better clarity when using your binoculars. | REDUCES EYE STRAIN: With all peripheral distractions gone, Bino Bandit dramatically improves visibility while using your optics. This effectively helps to minimize eye fatigue, allowing you to see incredible detail through your binoculars as you stalk, hunt and track your game. | COVERS EYE CUPS WHEN NOT IN USE: Each Bandit includes a male and female buckle on each side that lock together in the middle to provide protection to the eye cups. | MADE IN THE USA: Bino Bandits are built rugged for the outdoors. Whether you are a hunter or a birdwatcher, the Bandit is designed to provide you with the best clarity and detail that your binoculars can provide.