Lenses are valuable items and even a small scratch can mar them forever. Always protect your camera's lens with a lens cap! Keep a spare cap in your gear bag for the inevitable lost lens cap, too! Pinch the sides of the cap and snap it into place - it fits securely and your lenses are covered. This cap, made with highest precision out of highest quality solid material, is not only protects your lens from dust and scratches, but also protects you from loosing this cap.