The best way to clean windscreen wiper blades is to gently remove dirt, grime, and road residue so they wipe smoothly and last longer. Start by lifting the wiper arms away from the glass, then use a soft cloth or paper towel dampened with water, mild soap, or a small amount of rubbing alcohol to wipe along the rubber edge from one end to the other until the blade is clean. For stubbor... https://www.uniwiper.com.au/wiper-blade/land-rover/range-rover-sport/2005-2013-l320/