Compatible with BMW 1 Series E82 E87 E88 Coupe. High-quality material: The wiper blade cutter/sharpener is made from premium material, durable and wear-resistant. It remains smooth and resistant to bending, allowing long-term use with confidence. Fast repair: This tool enables quick repair of wiper blades, so replacement is not necessary. It repairs worn, aged, and dirty wiper blades to restore clear visibility. Easy to use: Clean your wipers with liquid soap or dish soap to remove dirt before use. Then run the cutter/sharpener over the rubber of the blade with a steady, even motion. Practical uses: - Regular maintenance for reliable visibility during daily rain driving. - On long trips to extend blade life and avoid replacements. - Seasonal blade upkeep when weather conditions change. Key attributes: function includes blade repair and life extension; compatible with BMW 1 Series E82/E87/E88 Coupe; made from high-quality material for durability and performance.