This is the genuine Canon Extension Tube EF25 II. By attaching it between the lens and the camera, you can shorten the minimum focusing distance and achieve macro photography with a higher magnification. It's recommended for those who want to easily enjoy macro photography. [Product Condition] • The exterior is in good condition with no noticeable scratches or scuffs. • Operation has been confirmed (no problems with attachment or shooting). [Included Items] • Original box • Front and rear caps • Soft case [Product Details] • Manufacturer: Canon • Model Number: Extension Tube EF25 II [Notes] I have stored it since I attached and detached it once. It appears to be in beautiful condition to the untrained eye, but please understand that it is a used item and is sold as-is, with no returns accepted.