Construction form-fitting rugged Cordura nylon exterior soft padded interior protects scope's exterior snap and zipper closure for quick access and ease of use Use and handling secure skin-tight fit does not slip protects scope from bumps, scratches, moisture, dust allows full access to focus wheel, mount, eyepiece, sunshade comfortable neoprene shoulder strap for transporting scope spotting scope compatibility Designed for use with Swarovski ATS 65, ATS 65 HD, and the atm-65 HD spotting scopes.