Invisible Waterproof Agent: Invisible Waterproof Agent is a revolutionary formula based on water and rubber that can penetrate joints, cracks, and leaks and seal any cracked surfaces. At the same time, it forms a waterproof and protective coating in the adjacent area.Efficient Waterproof: invisible waterproof agent with super invisible formula, Invisible Jaysuning waterproof Glue seamlessly blends with any surface, ensuring a discrete repair that won"t compromise the aesthetics of your bathroom. Long-lasting & Heat Resistant: invisible waterproof agent will not sag or drip in the summer heat. The waterproof sealant will not crack or peel in the cold winter months. Easy to Apply: Brush Jaysuing invisible waterproof agent directly on the surface of ceramic tile, floor tile, wall tile cement, etc. Wait for the product to penetrate into the base course. After a few minutes, when there is no liquid on the surface, brush twice or three times to enhance the effect.Wide Application: Invisible Waterproof Agent can be used for water seepage through cracks, water seepage of window sills, toilet, wall water seepage, roof seepage. Super invisible and transparent formula ensures a seamless and discrete seal, making repairs practically invisible to the eye.