The RF-4 Camera Body Cover Cap is a protective body cap that can be used with compatible EOS camera bodies. For use when your lens is not attached, it prevents dust entering the camera and damage to the image sensor and shutter of your compatible EOS camera, which would otherwise affect the performance. Benefits Protect your compatible camera\'s image sensor from outside elements when a lens is not attached Easy to secure and remove Keep your camera body protected during transit Made from materials that do not generate dust What\'s in the box R-F-4 Camera Body Cover Cap Compatibility EOS M50 Mark II EOS M200 EOS M6 Mark II EOS M5 EOS M50