Bosch Super Plus For quiet wiping, optimum performance in any weather and a long-life cycle. Robust, Thorough, Low noise. Pre-assembled Quick-Clip adapter allows fitting within seconds. Spoiler for improved performance at high-speed. Dual-rubber wiper technology with smooth-glide coating for outstanding cleaning and smoother action. This wiper rubber consists of a composition made of synthetic and natural rubbers with a special graphite coating for smooth operation. This makes it highly resilient and extends its service life.