Scope Band(TM) features a super strong elastic material that completely covers your optics when you&';re out in the field, creating a tight seal that ensures elements like dirt and water won&';t be found on your scope. Our patend fit and design keep your scope clean, dry and ready to go when you need it most. It also features a built-in tether system that keeps the band tied to your scope to prevent loss and increase ease of use. 100% dust proof 100% waterproof Ensures you&';re prepared when you need to take that important shot Elastic material that seals Easy to install Tether system ensures you won&';t lose your scope band in the field