SHOWER THRESHOLD WATER BARRIER: It can be used on shower floors,shower trays,kitchen sinks,under bathroom doors,bathtub edgings,around washing machines or toilets to form a water barrier, effectively stopping the flow of water and achieving wet and dry separation, keep your home away from damp MATERIAL: The shower water barrier is made of food grade organic silicon, which is corrosion resistant, high temperature resistant, wear resistant and does not have a peculiar smell. The shower threshold barrier is also soft and bendable that can be freely cut as needed,the smooth surface is easy to clean, making your kitchen clean and tidy SIZE: The size of the silicone water barrier is only 12MM Height x 20MM Width, not cause movement obstacles. Length 2M for you to choose, you can be easily cut to the length you need. Handy backside self-adhesive design, waterproof and mildew proof, easy to clean, only need a wet towel to wipe it HOW TO USE: First clean and dry the counter(or the floor)surface, then cut the silicone water barrier strip to the required length, remove the pre-adhesive tape, stick to the smooth surface(In winter, you can use a hair dryer for heating to achieve better viscosity) In the corner, we recommend you cut it to 45 degree, and then connect two part to ensure its firmness NOTE :The silicone floor seal is only 12mm high,which cannot meet the requirements of barrier-free showers and large water holding areas. For a better seal, ?it is must to use extra adhesive to fill the edges of the water stopper barrier , like silicone sealant (Package does not include extra adhesive) . and dry for 24 hours until the sealants is solidified