Protecting your camera lens from dust, dirt, scratches and damage while in transport or storage assures that when you're taking photos the equipment will function the way it was designed to. The Sea & Sea Neoprene Fisheye Dome Port Cover will provide this protection when needed. The Sea & Sea Fisheye Dome Port Cover is the solution to protect your gear. Made of soft, durable neoprene, it slips on and off easily. *This is not a waterproof cap.