● This is a 100% nylon Tenkara line that can be washed away for the first time. ● Because of its tapered shape, casting is easy without applying force. ● Even beginners can cast and match with any rod. ● Uses opaque fluorescent green color that is easy to see, so it is difficult to let light through, and can be used comfortably anytime and anywhere. There is no discomfort from the fish, and the color is easy to see from the human, so you can use it without worry. ● It is already attached to the rod so that you can use it for the first time. ● There is a manual with a picture of how to tie the string, the wool and the string. ● Choose from 3 lengths.