The Vortex Optics Flip Cap Optic Cover (Size 6) makes it a snap to keep fine optics protected and flips completely back so the cap lies flat. Simply slip the rubber cover over the objective or ocular end of your optic.
Vortex Optics FC-6 Features
Protects ocular or objective lens from damage and debris
Durable rubber construction
Hinged design flips completely back and lies flat when not in use