Cleans optics safely Fingerprints, dust and other contaminants can cause poor quality of optical devices. Cleaning lenses is the basics of obsessing clean image quality. The soft retractable brush can remove fingerprints, dust and other contaminants that may degrade lens quality. Compact pen-style design allows you to easily store it in any camera bag. The soft brush can be stored in the body and keep it clean. Size when stored (approx): 4.6 inches (11.7 cm). *We will not be responsible for any damage caused during use of the product. Instruction manual not included. Does not support installation/use. There may be small scratches or stains. Colors may appear different depending on your monitor settings. Specifications may be altered without prior notice for improvements. (Please note that shipment by Mail-bin will be delivered in your mailbox, exchange on delivery, date cannot be specified.)