Flexodome is a useful and inventive tool that makes sensor cleaning easier and safer simply fit the manufacturer specific fitting ring to your camera and insert the blower and you can blast the dust clear without the risk of scratching or damaging the sensor with the end of the blower not only is this fantastic for those of us who err on the side of prudence when cleaning sensors but it also allows you to hold the camera face down to assist the removal of dust without having to hold it abov