1. Hold the rubber of the rear end and pull down the rubber until you see the slit.
2. Pull out the rubber from the slit.
Caution: When replacing the rubber, do not hold strongly or bend the wiper blade. In some case, wiping performance may be worse because the wiper blade deforms. Be sure to hold the clip.
1. Insert the front end of the refill rubber into the slit part and pull the rubber until the it is inserted entirely to the rear end of the refill rubber.
2. In case of the refill rubber is twisted, push the refill rubber back and forth.