Premium MaterialMade of high-quality materials, friendly to the human body and the environment. It has been tested and approved and has a long duration. It will not harm humans or surfaces. Waterproof Insulating Glue efficient and leak-proof. It's a revolutionary water and rubber based formula that penetrates joints, cracks and leaks and seals any cracked surfaces. At the same time, a waterproof protective layer is formed in the adjacent area. Easy to UseBrush the product 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. The waterproof layer can be formed after curing for 24- 48 hours, and the waterproof layer will be stronger with the time delay. Wide ApplicationsThe Invisible Waterproof Agent suitable for waterproof constructions of cement surfaces, metal, ceramic tile, marble, wood, plastic, and other surfaces. Widely used in toilet gaps, ceramic tile gaps, windowsills, balconies, exterior walls, ground, bathroom, kitchen, roof, etc. High-Temperature ResistantOur Waterproof Anti-Leakage Agent will not sag or drip in the summer heat. Plus, the Waterproof Insulating Sealant won't crack or peel in cold winters. Specification Material:Liquid Volume: 100g/300g Color: Transparent Shelf Life: 3 years Package Includes: 1 * Waterproof insulation sealant 1 * Brush Notes: 1. Due to the light and screen difference, the item's color may be slightly different from the pictures. 2. Please allow slight dimension difference due to different manual measurement.