Made from environmentally friendly silicone rubber that is soft, pliable, and foldable. The flexible design supports a variety of shapes and curves. elastic and returns to its original shape immediately after you step on it. You can easily form curved shapes and cut the dam to the length you want. Easy to install with a selfadhesive backing. The package includes a sealant for a waterproof seal (glue not included). To install, peel off the backing, apply the dam in place, then apply the sealant on both sides of the water dam to ensure a tight seal. Simple to clean: wipe with a damp cloth. Use scenarios: Use this threshold dam to prevent water leakage on showers with uneven or curved thresholds by creating a tight edge along the entry. Trim and shape it to fit shower gaps and door thresholds for a proper fit. Suitable for bathroom renovations, quick fixes, rentals, or any situation where a nonpermanent, selfadhesive water barrier is beneficial.