Scopecoat Cover for Eotech 552 512 Bushnell AA Holo Sight Black EO-552-BLK. Made to fit the Bushnell HoloSight AA battery model and the EOTech 512 and EOTech 552 holo sights these ScopeCoat Holographic Sight Protective Covers are constructed of the highest quality 2mm Neoprene laminated with a special moisture absorbing nylon lining on the inside and out. The Neoprene material has a 5percent moisture absorbency which takes moisture (condensation and sweating) away from the sight and helps protect the scope from rust and corrosion. The nylon shields against the elements. Scopecoat stretches approximately 10percent and the "perfect fit" is a matter of personal preference -- ranging between a relaxed fit to a more form-fitted one. Scope Coat Scope Covers are the BEST protection the market today Devtron Scopecoat EOTech Protective Scope Covers for EOTech / Bushnell Sights are ideal for protecting the sighting system on or off the weapon. Specifications for ScopeCoat Cover For EOTech 512 552 & Bushnell AA HoloSight AA battery models: Manufacturer: Scopecoat Color: Black Finish: Black Fabric/Material: Neoprene Additional Features: Slip On Features of DevTron Scope Coat for EOTech 552 & Bushnell AA Holographic Weapon Sight: High-quality Neoprene core Nylon laminated exterior Protects against dings scuffs scratches dust dirt and moisture. Draws moisture away from the scope Package Contents: ScopeCoat Cover For EOTech 512 552 & Bushnell AA HoloSight AA battery models SENTRY manufactures Scopecoats designed specifically to protect your illuminated optics. Made from our standard 3mm thick Neoprene/Nylon laminate composition that assists in repelling moisture and condensation away from your optic as well as dirt and debris. This combination helps to protect your optics from the elements and damage while storing or transporting your gear. Scopecoat safeguards military optics including brands such as Aimpoint Elcan EOTech Leopold Trijicion and more. Extreme also available in 6mm Neoprene for those that demand uncompromising protection.