Easy Installation: Clean and dry the surface, then cut the water barrier to the desired length. Remove the red adhesive and place it on your shower tray. For maximum watertightness and fixation, apply a sanitary silicone seal all around. This sealing strip installs in just 10 minutes. Strong Adhesive: The water blocking strip has a strong adhesive for a strong hold. Ensure the surface is smooth for better adhesion. It stays in place for effective water retention, preventing flooding. Its strong adhesion provides long-lasting performance. This water stopper is removable, so you can easily remove it without leaving any residue. Flexible and Strong Materials: Made of high-quality silicone, this self-adhesive shower barrier is both flexible and durable. Designed for daily use, the water stop strip maintains its shape and watertightness, even after prolonged use. Its foldable feature prevents injuries or trips, and it returns to its shape after being crushed. This shower seal is easy to clean and remains effective over time. Versatile use: This waterproof barrier can be installed on the floor of a walk-in shower, a shower tray, a sink, a bathtub, a washbasin, or around your toilet. Its 3 cm height also allows it to block the shower curtain. In addition, it can prevent flooding caused by rainwater. So many possible uses for this water retaining strip.