The rear window upper rubber for a Citroën DS is a crucial component that ensures a snug and waterproof seal between the vehicle and the rear window. This robust rubber element prevents water, dirt, and wind ingress, contributing to a comfortable driving experience. Specifically designed for the iconic Citroën DS, it offers a perfect fit and helps maintain the car's authentic style and integrity. Over the years, these properties ensure that the interior remains free from weather-related damage, allowing the Citroën DS to retain its classic appearance.