Quality Material: The water dam is made of quality silicone, waterproof and oil-proof, soft silicone, suitable for bathtub curbs, forming a water barrier. 2M Water Barrier: 2m shower threshold water barriers, you can choose to install it horizontally or vertically according to the size of the gap, we recommend cutting it at 45 degrees, then connecting two parts to ensure its firmness. Easy Installation: The bottom of the shower water barrier is equipped with a self-adhesive layer, it would be better to add silicone sealant for more effective sealing and water stop strip. (We recommend cutting it into 45 degrees and then connecting two parts to ensure its firmness) Wide Application: The shower floor barrier helps to keep water inside the threshold, effectively blocking water flow, which you can use in shower floors, shower pans, kitchen sinks, bathtub surrounds, etc. for water barrier. Note: The data are all measured manually, please allow 1-3cm error, due to differences in light and display, there may be some color differences, please refer to the actual item received.