Flat beam wiper. Retrofit kit with one wiper blade. Quick and easy installation. Bosch Automotive wiper blades are ideal when you want to ensure streak-free visibility on your vehicle. Optimal visibility and reduced glare enhance road safety and provide a relaxed driving experience. Installing the new wiper blades is a breeze and can be done in just a few minutes. You won't even need any tools. Twin metal frame wiper. Where special resistance to weather conditions is required, Bosch's Twin wiper comes into play. Its robust metal frame system and double corrosion protection make it extremely durable and long-lasting. Twin stands for modern dual-material technology: a soft rubber backing ensures smooth operation, while the hard wiping edge with micro double edge provides perfect cleaning.