Sensor SwabsTM are designed for cleaning CCD chips and other delicate or hard to reach optical and imaging surfaces. Clean room manufactured and sealed, these swabs are the ultimate in purity. Although these items are not officially approved by Nikon or Canon, several digital imaging site message boards have threads discussing the need for cleaning these cameras, and the success with using these products. Do so at your own risk. Read all instruction first and call us if you have questions - before proceeding. When used as directed these products are easy to use and safe and yield excellent results! For Detailed Use instructions go to www.photosol.com (We are not responsible for any damage to your camera from misuse of Sensor Swabs) For Kodak 14n and Canon 1Ds Full Frame Sensor