The clear plastic Optic Swap Tool and Container 2 from Lensbaby can be used as a protective rear cap for the rear lens elements of Lensbaby lenses, while the top lid of the container has prongs that enable you to remove 37mm threaded optics including Creative Aperture, Double Glass, Single Glass, Plastic, Pinhole/Zone Plate, Soft Focus, and Fisheye optics.
UPC: 858285007470