High quality: The threshold or water blocking layer is made of silicone rubber, safe, soft, high temperature resistant and wear-resistant. No bad smell. Smooth surface easy to clean. Save your kitchen cleaning time. Easy to remove, no glue left. Easy to use: Cut the flexible silicone strip to the required length, remove the pre-adhesive tape, and install the shower water dam in the marked position. The edge of the silicone water barrier must be sealed with glass glue. Let it dry and not touch water for at least 24 hours. Sizes: The size of the dam: width: 1.6 cm (0.63 in); height: 3 cm (1.18 in). A variety of sizes are available, you can measure the approximate size you need before placing an order to avoid insufficiency or waste. Good function: The shower threshold for the bathroom provides good protection, keeps the water inside the shower stall, prevents water overflow, don't worry about water damage. It can be applied to flat and smooth tiles, glass or ceramic, works great on the outside edge of shower pan and shower base. Size:50cm/19in - Color:White Package Includes: 1 x Water Barrier Features: Material:Silicone Length: 50cm length, white Height: 3cm(1.18inch) Width: 1.6cm(0.63inch) Feature: 1.Long and flexible design creates all kinds of shapes. 2.Shower barrier and retention system keeps water inside the threshold. 3.Ideal for curbless showers and other areas where water needs to be contained. How to use: 1. Wipe off the water and dust on the ground. 2. Determine the position of the water retaining strip and mark it with a marker on the ground. 3. Remove the adhesive and install the water barrier in the marked position. 4. Seal the rubber strip where the two ends of the water retaining strip are in contact with the wall. 5. Apply glue to both sides of the water stopper and apply evenly. 6. Appliquez de la colle des deux cts du bouchon d'eau et appliquez uniformment. 6. Let it dry and without contact with water for at least 24 hours. Note: 1.Please allow 1-2cm error due to manual measurement. Please make sure you do not mind before you bid.