Scopecoat™ is practical, inexpensive protection for all your optics while in storage or in use - available in a variety of standard and custom sizes and colors. Scopecoat™ is essential scope protection. That's why the world's leading Sporting, Combat, Law Enforcement, and Tactical Scope Manufacturers Scopecoat™ Sizes - choose the correct size for your scope You will need a ruler or measuring tape to get started. 1. Measure the overall length of the scope. Include sunshade if applicable. 2. Measure the objective size. (The objective end of the scope is the end you do NOT look through while in use.) 3. Measure the turrets. These are the adjustment knobs on the scope. If the turrets are 3/4 inches or more, they are considered "Tall Turrets" and you would need the XP6 Flak Jacket model Scopecoat™. *Note Scopecoat™ cylindrical covers stretch 1 to 1 1/2 inches pass the actual size. For example, a 10.5 inch cover can stretch to 12 inches. With this in mind, select the right size for a relaxed or snug fit. This is a GSS Competition LLC Logoed item in black. If you would like a specific color please let us know and we will be happy to get it for you.